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- Cisco expressway security Cisco Expressway Administrator Guide (X15. Home; Channels #CiscoChat Cisco Advocacy Customer Stories Due to improvements in traffic server service on Expressway in X14. English Português Deutsch 日本語 Español Español (Latinoamérica) Menu. Log in to Save Content Translations. Collaborate with Security Configuration Guide, Cisco IOS XE 17. ) This deployment requires secure communications between the Expressway-C and the Expressway-E, and between the Expressway-E and endpoints located outside the enterprise. This method may be useful in specific cases such as with a slow or unstable network connection. PDF - Complete Book (20. . The information in this document is based on these software and hardware versions: Admin access to VCS/Expressway servers; Putty (or similar application) The information in this document was created from the devices in a specific lab environment. 60 is replaced with Destination IP address 10. On zoom we select 3rd party encryption which uses TLS 1. An attacker Firewall Traversal Concept . Windows Active Directory). For this reason, you can configure how the Expressway proxies requests that contain Route Sets by setting the SIP registration proxy mode as follows: Off: Requests containing Route Sets are rejected. This advisory is available at the From X12. For more information about these vulnerabilities, see the Details section of this From X12. Cisco Meeting Server. On the Expressway-E, create a traversal server zone (this represents the incoming connection from the Expressway-C). It can be deployed on the Cisco Expressway CE1100 Appliance or as a virtualized application for VMware. For detailed information, see the Cisco Expressway and Cisco TelePresence Video Communication Server Release Expressway (this option aligns with typical security policy for DMZ hosts) • Remote only: credentials are verified against an external credentials directory, (i. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web interface. API access for individual administrators can be disabled through their user configuration options. 5 system. We have Sx80, CUCM and Expressway. 0 was disclosed: CVE-2021-44228: Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints On A vulnerability in the cluster database (CDB) management component of Cisco Expressway Series Software, Cisco TelePresence Video Communication Server (VCS) Software, and Cisco TelePresence Conductor Software could allow an authenticated, remote attacker to cause the CDB process on an affected system to restart unexpectedly, resulting in a Cisco says it is not aware of any of these vulnerabilities being exploited in malicious attacks. Extend office See "Phone Features Available for Mobile and Remote Access Through Expressway" in the "Phone Features and Setup" chapter, Cisco IP Conference Phone 7832 Administration Guide for Cisco Unified Communications Cisco Expressway X12. Cisco Expressway-E and Expressway-C Basic Configuration Deployment Guide (X14. This vulnerability is due to incorrect handling of certain crafted software images that are uploaded to the affected A vulnerability in the management web interface of Cisco Expressway Series could allow an authenticated, remote attacker to perform a directory traversal attack against an affected device. Direct: Expressway reaches out to the Internet directly to the Smart Receiver. Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series Software and Cisco TelePresence Video Communication Server (VCS) Software could allow a remote attacker to bypass certificate validation or conduct cross-site request forgery attacks on an affected device. Syslog Server. It Figure 1 illustrates a deployment with Cisco Expressway-C and Expressway-E forming a highly secure traversal link that can enable video, voice, content, instant messaging, and presence collaboration outside the firewall. Success Response Sent Expressway needs certificates for: Secure HTTP with TLS (HTTPS) connectivity. As shown in Figure 4-2, the Cisco Expressway solution encompasses two main components: the Expressway (this option aligns with typical security policy for DMZ hosts) • Remote only: credentials are verified against an external credentials directory, (ie. A vulnerability in the SOAP API of Cisco Expressway Series and Cisco TelePresence Video Communication Server could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected system. Note: Cisco Expressway Series refers to the Expressway Control Cisco Expressway provides a secure connection for Cisco Jabber application traffic without having to connect to the corporate network over a VPN tunnel. Note: Cisco Expressway Series refers to the Expressway Control A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities Cisco Security Advisory Emergency Support: +1 877 228 7302 (toll-free within North America) +1 408 525 6532 (International direct-dial) Non-emergency Support: Email: psirt@cisco. 3. 44 MB) PDF - This Chapter (1. 323. 0) The Password security page (Users > Password security) controls whether or not passwords for local accounts must meet a Server security regarding what type of suspected breach? I will tell you one thing that is my number 1 biggest problem with this entire Expressway setup regarding someone thinking they can crack into it one way or another. This includes ports that can potentially be used between the internal network A vulnerability in the cluster database (CDB) management component of Cisco Expressway Series Software, Cisco TelePresence Video Communication Server (VCS) Software, and Cisco TelePresence Conductor Software could allow an authenticated, remote attacker to cause the CDB process on an affected system to restart unexpectedly, resulting in a The Traversal Using Relays around NAT (TURN) server component of Cisco Expressway software supports the relay of media connections through a firewall using proxy services. Cisco Secure Cisco Secure Threat Reports Email Security Managed Detection and Response Network Protection NetSec/Cisco Firewall Customer Testimonials Secure Remote Worker Certificate does not have an acceptable level of security. Security in multitenant Expressway follows the same approach as single-tenant Expressway, with some additional options and requirements. Collaborate with people who are on third-party systems and endpoints or in Cisco Expressway X12. If i am deploying Mobile and remote access for jabber VPN less access from outside then,why do i need Cisco Expressway-C?. Passer au contenu principal; Cisco Expressway Series Software Security Bypass Vulnerability ; Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: On October 11, 2023, cURL released Version 8. Local Outbound Ports. Cisco TelePresence EX60, Cisco TelePresence EX90, Cisco DX70, and Cisco DX80 endpoints consume a desktop license. e. To hardened the security of the A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an Get Started with Cisco Secure Client on Windows and macOS Devices. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, From X12. Among these, two critical vulnerabilities, CVE-2024-20252 and CVE-2024-20254, enable Cross-Site Request Forgery (CSRF) attacks that could lead to privilege escalation and unauthorized system A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of an affected system. Home; Channels #CiscoChat Cisco Advocacy Customer Stories Construction Education Energy and A factory reset reinstalls the software image and resets the Expressway configuration to the default, functional minimum (see the Expressway Administrator Guide for instructions about doing a reset. CISA encourages users and administrators to review the Cisco Expressway Series advisory and apply the necessary updates. In version 9. 1) and found that it is vulnerable to Birthday attacks against TLS ciphers with 64bit block size vulnerability (Sweet32) port 5061/tcp over SSL. Where do I A vulnerability in Cisco Expressway Edge (Expressway-E) could allow an authenticated, remote attacker to masquerade as another user on an affected system. The vulnerability is due to improper handling of the XML input. 8, if you use the IM and Presence Service over MRA (or any XMPP federation that uses XCP TLS connections between Expressway-C and Expressway-E), you must create forward and reverse DNS entries for each Expressway-E system. 113 as the L3 packet header. All Support Documentation for this Series The document 'Cisco Expressway Certificate Creation and Use Deployment Guide Cisco Expressway X8. The Expressway has successfully exited Advanced account security mode. That makes sense, since each respective expressway has to validate the presented certificate. The Cisco Expressway-E uses the SIP signaling (TLS) 5061 for Mobile and Remote Access MRA CE1100 Appliance - End-of-Life and Advance Notice of hardware service support withdraw. Note: &quo;Cisco Expressway Series&quo; refers to Cisco Expressway If a DNS zone and a DNS server have not been configured on the local Expressway, calls to endpoints that are not registered locally or to a neighbor system could still be placed if the local Expressway is neighbored (either directly or indirectly) with another Expressway that has been configured for URI dialing via DNS. Related: Cisco Patches Critical Vulnerability in Enterprise Collaboration Products. 89 MB) View with Adobe Reader on a variety of devices. (Configure the satellite server URL with Step. Logging server for Syslog messages. A Recent Cisco Expressway Security Advisories. When i do capture i dont even see Hello packets for TLS. Protocol Security Services SIP TLS Sessionestablishment–Register,Inviteetc. Security Hardening A vulnerability in the web interface of Cisco TelePresence Conductor, Cisco Expressway Series, and Cisco TelePresence Video Communication Server (VCS) Software could allow an authenticated, remote attacker to trigger an HTTP request from an affected server to an arbitrary host. Upgrade Approach . The Cisco Expressway-E sends a SIP Invite through TLS with Source IP 172. 100. Cisco fixed a critical flaw in Security Email Gateway that could allow attackers to add root users | SAPwned flaws in SAP AI core could expose customers' data | A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute arbitrary code on the underlying operating system as the root user. Figure 1. At the time of publication, CISCO fixed two critical flaws in Expressway Series collaboration gateways exposing vulnerable devices to CSRF attacks. Where do I Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could Cisco released a security advisory to address vulnerabilities affecting Cisco Expressway Series. Bias-Free Language. Also, when generating tomcat certificate signing requests for any products within the Cisco Collaboration Systems Release 10. ) How to Enable and Manage HSM. The existing security requirements for Webex Hybrid, mobile remote access (MRA), and SIP registration for Expressway in single-tenant mode form the basis for multitenant Cisco Expressway is designed specifically for comprehensive collaboration services. Presence is the ability of endpoints to provide information to other users about their current status - such as whether they are offline, online, A virtual Expressway requires licensing in the same way that an Expressway appliance requires licensing. See the Cisco Expressway IP Port Usage Configuration Guide, for your version, on the Cisco Expressway Series configuration guides page. Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated attacker with Administrator-level read-only credentials to elevate their privileges to Administrator with read-write credentials on an affected system. Related: Cisco Patches Critical Vulnerability in Unity Connection Product If the Expressway is running in advanced account security mode, then API access is automatically disabled for all users. Refer that chapter for more details. You need to work around this issue to ensure that the Cisco Expressway Select. The vulnerability is due to insufficient access control for TCP traffic passed through the Cisco Expressway. Tracepath. The Cisco Expressway-C uses the port number in the range 25000-29999 to initiate a firewall traversal connection. Information about MRA ports is available in the Cisco Expressway IP Port Usage Configuration Guide at the Cisco Expressway Series Configuration Guides page. It allows you to discover the route taken by a network packet sent from the Expressway to a particular destination host This video provides methods to troubleshoot and fix common issues related with the Expressway Traversal Zones. Cisco Secure Cisco Secure Threat Reports Email Security Managed Detection and Response Network Cisco Expressway Series and TelePresence VCS Denial of Service Vulnerability ; Cisco Expressway Series Software Security Bypass Vulnerability ; Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: November 2016 ; Vulnerability in Linux Kernel Affecting Cisco Products: October 2016 Note: Client configuration files may also be called Profiles. By default, Cisco Meeting Server does not have any certificates. 2) (PDF - 3 MB) 09/May/2017 Cisco Collaboration and Microsoft Interoperability Configuration Cheatsheet (Cisco Expressway X8. Solved: This session will provide an opportunity to learn and ask questions Cisco Expressway Multiple vulnerabilities in the Cisco Expressway Series could allow an unauthenticated, remote attacker to conduct cross-site request forgery (CSRF) attacks, which could allow the attacker to perform arbitrary actions on an affected device. The vulnerability is due to insufficient size validation of user-supplied data. With this deployment, you will have more than one external domain where your MRA clients may reside. 0. The main uses for Cisco Expressway Series include: Mobile and remote access. Cisco Smart Software Manager On-Prem: Expressway talks to a satellite server that is running locally on your network. Media Optimization with ICE Enablement in Cisco Enterprise Collaboration Preferred Architecture 12. This principle is used by Cisco's Expressway technology to enable secure traversal Multiple vulnerabilities in the Cisco Expressway Series could allow an unauthenticated, remote attacker to conduct cross-site request forgery (CSRF) attacks, which Diagram below shows the most common traffics used over the internet to attack an Expressway deployment. Can i register 3rd party video endpoint to Cisco expressway-C? 4. 3. 323 interworked calls so that it can independently negotiate payload types on the SIP and H Secure mode enabled. 1' in the section 'Server certificates and Unified Communications' says: "The names, in FQDN format, of all of the Phone Security Profiles in Cisco Unified CM that are configured for encrypted TLS and are used for devices requiring remote access Figure 1 illustrates a deployment with Cisco Expressway-C and Cisco Expressway-E forming a secure traversal link enabling video, voice, content, and IM&P collaboration outside the firewall. x to interwork via a SIP trunk. You need to work around this issue to ensure that the Cisco Expressway Edge (Expressway-E): Deploys in enterprise DMZs and enables secure communications with endpoints and other organizations across the public internet. Currently, Expressway E is directly connected with Internet. Cisco Video Portal. Use the Fully Installing Expressway Security Certificates. How can i sign Cisco Expressway-E server certificate with 3rd part CA? Thanks. Proxy to known only: Requests A virtual Expressway requires licensing in the same way that an Expressway appliance requires licensing. This deployment requires secure communications between the Expressway-C and the Expressway-E, and between the Expressway-E and endpoints located outside the enterprise. My question is if i need t Expressway (this option aligns with typical security policy for DMZ hosts) • Remote only: credentials are verified against an external credentials directory, (i. This involves the mandating of Cisco Expressway Series. 60 (Expressway-E’s private IP address). Note: Cisco Expressway Series refers to Cisco Expressway Control (Expressway-C) devices and Cisco Hello, I'm needing to install either a renewed GoDaddy cert, or my boss suggested the wildcard cert, onto a Cisco Expressway-E server, but all the instructions I found talk about creating a CRS key and then getting the cert with the new CRS key. Otherwise web access (https), ssh and console access can be turned on/off as required on the VCS itself. Unified CM phone security profile names: The names of the Phone Security Profiles in Unified CM are configured for encrypted Transport Line Signaling (TLS) and are used for devices requiring remote access. In light of ongoing issues with component shortages that are affecting the timely supply of new Expressway appliances, to support those customers still using Cisco Expressway CE1100 appliances, Cisco has taken the decision to extend the End of Vulnerability/Security Support Step. 15. 4. 5, the Cisco Expressway Series supports the ACME protocol (Automated Certificate Management Environment) which enables automatic certificate signing and deployment to the Cisco Expressway-E from a certificate authority such as Let's Encrypt. ; In the Download Profiles section: . MRA deployments. TLS connectivity for SIP signaling, endpoints and neighbor zones. Secure Communications Configuration. 10, if FW A allows this), since the Cisco TMS management communication is not affected by the static NAT mode settings on the VCS Expressway. For extra security, you may want to have the Expressway communicate with other systems (such as LDAP servers, neighbor Expressways, or clients such as SIP endpoints and web browsers) using TLS encryption. The Local outbound ports page Expressway Transport Settings. It is device and operating system agnostic for Windows, Mac, Apple iOS, and Android platforms. This The packets coming fom Ciso Expressway-C traversing Cisco Secure Firewall destined to Ciso Expressway-E’s public IP address 41. From version X8. A vulnerability in the web interface of Cisco TelePresence Conductor, Cisco Expressway Series, and Cisco TelePresence Video Communication Server (VCS) Software could allow an authenticated, remote attacker to trigger an HTTP request from an affected server to an arbitrary host. An As its primary features and benefits, Cisco Expressway: Offers proven and highly secure firewall-traversal technology to extend your organizational reach; Deployment flexibility - deploy virtually or as an appliance; Supports a wide range of Cisco IP phones, Cisco Collaboration Desk endpoints, and Jabber for smartphones, tablets, and desktops CE1100 Appliance - End-of-Life and Advance Notice of hardware service support withdraw. Field Notices. Cisco Expressway works with most firewalls and complements existing security policy, requiring only minimal firewall This means that either secure HTTP or secure SIP, between Expressway-C and Cisco Unified Communications Manager, will fail. The Expressway provides secure firewall traversal and line-side support for Unified CM registrations. Facilitates connections for business-to-business, Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to conduct The VCS Expressway/Expressway Edge should be deployed with the VCS Control/Expressway Core to provide secure firewall traversal. For the Internet Security module, download the orginfo. Expressway cluster name (for clustered Expressways only) IM and Presence chat node aliases (for Federated group Cisco® Expressway Series is an advanced collaboration gateway that helps solve these problems. Cisco Secure Cisco Secure Threat Reports Email Security Managed Detection and Response Network Protection NetSec/Cisco Firewall Customer Testimonials The Expressway drops MRA calls from these endpoints when you enable maintenance mode. Another important thing to note is the Transport Layer Security (TLS) web client authentication and TLS web server authentication attributes on certificates Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to write files or disclose sensitive information on an affected device. You can manage this risk with the Expressway's security features or, for highly secure Cisco Expressway X14. 2, you need to be aware of CSCus47235. To avoid any security threats, we want to bring expressway E behind firewall. 9. 16. A vulnerability in the phone book feature of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to cause the CPU to increase to 100% utilization, causing a denial of service (DoS) condition on an affected system. Because of this change, it is required that the Expressway-C certificate signing Certificate The route taken between the Expressway and a particular host may vary for each traceroute request. It allows you to discover the route taken by a network packet sent from the Expressway to a particular destination host Hi Guys, We have a deployment that required 2 Company A (company-A. At the time of publication, The route taken between the Expressway and a particular host may vary for each traceroute request. This does not allow for full traffic proxy through the Expressway. Export-restricted image exceeding 2500 encrypted signaling sessions. Additional details can be found on the company’s security advisories page. 323 gateway are RMS calls except when both the endpoints are registered to the Cisco infrastructure. x, the Non Secure SIP Trunk Profile will already exist, but it must be modified. If the Expressway-C cannot validate this certificate, it tears down the handshake and cannot send its own to the Expressway-E. Appendix 1: Ordering Information). For information about which Cisco software releases From X12. The vulnerability is due to insufficient input validation on the web interface. Field Notice: FN74113 - Cisco Jabber, Webex, Unified Communications Manager IM & Presence Service, and Expressway Series Foreground Service Types on Android Affect Incoming Calls and Messages - Software Upgrade Recommended . So long as the client remains in foreground mode, new calls or messages can be sent to the client via Expressway-E. 5 this required a This video demonstrates how to capture diagnostic logs and packet captures on a Cisco Expressway for troubleshooting. My question is if i need t This may present a security risk if the information in the Route Set cannot be trusted. Services for Security Managed Services Packaged Services Services for Enterprise Networking Support Services Industry Inside Track CX Expert Services for Security Services for Cloud Cisco Expressway supports Mobile and Remote Access with multiple external domains. The mobile and remote access feature of the Cisco Expressway solution provides secure reverse proxy firewall traversal connectivity, which enables remote users and their devices to access and consume enterprise collaboration applications and services. This involves the mandating of Hi, We did a security scan on our Cisco Expressway-E (version X8. 0 of the cURL utility and the libcurl library. This release addressed two security vulnerabilities: CVE-2023-38545 – High Security Impact Rating (SIR) CVE-2023-38546 – Low SIR This advisory covers CVE-2023-38545 only. 5; Support Documentation. When a SIP TLS connection is established between an Expressway and a neighbor system Using Secure Copy (SCP/PSCP) - Alternative approach. You must set up trust between the Expressway-C and the Expressway-E: Information about MRA ports is available in the Cisco Expressway IP Port Usage Configuration Guide at the Cisco Expressway Series Configuration Guides page. For If the Expressway is running in advanced account security mode, then API access is automatically disabled for all users. An attacker Cisco Expressway Gateways (Critical) SUMMARY Cisco reported three vulnerabilities impacting its Expressway Series collaboration gateways, with two rated as critical severity and potentially exposing susceptible devices to cross-site request forgery (CSRF) attacks. For more information about these vulnerabilities, see the Details section of this Broadly expressway uses the certificates for Secure HTTP with TLS (HTTPS) connectivity,TLS connectivity for SIP signaling, endpoints and neighbor zones , Connections to other systems such as Unified CM, Cisco TMS, LDAP servers and syslog servers. And prior to X12. com Support requests that are received via e-mail are typically acknowledged within 48 hours. Description. An attacker could exploit this vulnerability by intercepting and modifying an HTTP request from a user. Note: Cisco Expressway Series refers to the Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker with read/write privileges to the application to write files or execute arbitrary code on the underlying operating system of an affected device as the root user. Any suggestions/guideline will be highly appreciated. 2, Expressway-C sends its client certificate whenever a server (CUCM) requests it for services that run on ports other than 8443 (for example, 6971,6972), even if CUCM is in non-secure mode. This utility tests whether a secure connection can be made from the Expressway-C to the Expressway A vulnerability in the web-based management interface of Cisco Expressway Series could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of HTTP request parameters. In this case, any URI-dialed calls that are Devices that are directly registered on Expressway (Cisco Expressway-C or Cisco Expressway-E) consume licenses as follows: SIP. Note: Cisco Expressway Series refers to Cisco Expressway Control (Expressway-C) devices and Cisco CVE-2024-20255: Cisco Expressway Series Cross-Site Request Forgery Vulnerability. Note: &quo;Cisco Expressway Series&quo; refers to Cisco Expressway Cisco Expressway Series. 6 CVE-2024-20254 9. It is likely there is another script that can be In this post, we will summarize the 3 Cross-Site Request Forgery vulnerabilities, analyze the potential impact, and review mitigation strategies for protecting Cisco Expressway A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating Expressway offers the following primary features and benefits: Provides proven, highly secure, firewall-traversal technology. How the Firewall Traversal Concept works, and how it is possible to bypass the stateful function of firewall to initiate inbound calls, in other words, connection initiated from lower security level to higher security with the integration of the Cisco Expressway series, how the SIP invite is proxied through the Cisco Expressway Core and Edge, and very This means that either secure HTTP or secure SIP, between Expressway-C and Cisco Unified Communications Manager, will fail. Figure 2. 2 •Expressway includes a host-based firewall (iptables) that allows admins to customize firewall rules • The Expressway host-based firewall should be used in conjunction with an external A vulnerability in the administrative web interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute code with user-level privileges on the underlying operating system. com) and Company B (company-B. A Standard features on Expressway include the following: Secure firewall traversal and session-based access to Cisco Unified Communications Manager for remote workers, without the need for a separate VPN client Cisco Expressway consists of two components, Expressway-C and Expressway-E, that work together to form a highly secure traversal link to enable collaboration services, including video, voice, content, instant Cisco® Expressway Series is an advanced collaboration gateway that helps solve these problems. The vulnerability is due to This means that either secure HTTP or secure SIP, between Expressway-C and Cisco Unified Communications Manager, will fail. Acts as a reverse Acts as a The Expressway-E is the first one to send its certificate. An attacker could exploit in the "Mobile and Remote Access via Cisco Expressway Deployment Guide" there is a line that says: Install on both Expressways the trusted Certificate Authority (CA) certificates of the authority that signed the Expressway's server certificates. Also, when generating tomcat certificate signing requests for any products in the Cisco Collaboration Systems Release 10. 5, the Cisco Expressway Series supports the case where MRA clients use an external domain to lookup the _collab-edge SRV record, and the _cisco-uds SRV record for that same external domain cannot be resolved by the Expressway-C. This Security Target (ST) defines a set of assumptions about the aspects of the environment, a list of threats that the product intends to counter, a set of security objectives, a set of security requirements, and the IT All depends on your deployment, i. Use the HSM configuration page (Maintenance > Security > HSM configuration) to configure the information needed for Or you can register directly to the Cisco Expressway-C. 6. The Local outbound ports page (Maintenance > Tools > Port usage > Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated attacker with Administrator-level read-only credentials to elevate their privileges to Administrator with read-write credentials on an affected system. I found a video where some guy just installed the ren How to generate a certificate signing request for Cisco Expressway for use with either Mobile and Remote Access or in a clustered environment. Enter terms to search videos. Multiple vulnerabilities in the Cisco Expressway Series could allow an unauthenticated, remote attacker to conduct cross-site request forgery (CSRF) attacks, which could allow the attacker to perform arbitrary actions on an affected device. Cisco Video Portal . For more information about this vulnerability, see the cURL advisory. This vulnerability is due to insufficient CSRF protections for the web-based management interface of an affected Secure mode disabled. You can manage this risk with the Expressway's security features or, for highly secure In light of ongoing issues with component shortages that are affecting the timely supply of new Expressway appliances, to support those customers still using Cisco Expressway CE1100 appliances, Cisco has taken the decision to extend the End of Vulnerability/Security Support from November 14, 2021 (as per the original End-of-Life announcement Critical Vulnerabilities in Apache Log4j Java Logging Library On December 9, 2021, the following critical vulnerability in the Apache Log4j Java logging library affecting all Log4j2 versions earlier than 2. Web Page Features and Layout. Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to write files or disclose sensitive information on an affected device. Security Alert. A secure connection is required for a Unified Communications traversal Cisco Expressway Series - Technical support documentation, downloads, tools and resources However, firewalls can be configured to allow outgoing requests to certain trusted destinations, and to allow responses from those destinations. This type of attack is commonly referred to as server-side request forgery (SSRF). To exploit this vulnerability, the attacker must have Administrator-level credentials with read-write privileges on an affected device. It uses its list of trusted Certificate Authority (CA) certificates and associated certificate revocation lists (CRLs) to Hi Guys, We are having Cisco Expressway E and C setup. This Security Target (ST) defines a set of assumptions about the aspects of the environment, a list of threats that the product intends to counter, a set of security objectives, a set of security requirements, and the IT This video provides methods to troubleshoot and fix common issues related with the Expressway Traversal Zones. Other SIP endpoints consume a room system license. ePub - 1. x and later releases. This video will demonstrate the Cisco Expressway MRA configuration basics. This utility tests whether a secure connection can be made from the Expressway-C to the Expressway Cisco Expressway is designed specifically for comprehensive collaboration services. This From X12. For A vulnerability in Cisco Expressway Edge (Expressway-E) could allow an authenticated, remote attacker to masquerade as another user on an affected system. x (Catalyst 9600 Switches) PDF - Complete Book (13. Each registered H. Is there any documentation or hints on configuring a Meraki MX firewall to support an Expressway-E Dual Nic configuration to have it talk to the outside and to the Expressway-C on the inside? I have a quick question around SIP encryption. The Expressway always takes the media for SIP–H. Connections to other systems such as Unified CM, Cisco TMS, LDAP servers and syslog servers . Cisco Secure Cisco Secure Threat Reports Email Security Managed Detection and Response Network Protection NetSec/Cisco Firewall Customer Testimonials See Cisco TelePresence Multiway Deployment Guide for full details on how to configure individual components of your network (endpoints, MCUs and Expressways) in order to use Multiway in your deployment. Because some Expressway services don't work without the A virtual Expressway requires licensing in the same way that an Expressway appliance requires licensing. 2 only supports Smart Licensing and is capped at 2500 encrypted signaling sessions to endpoints. Cisco Meeting Server supports multiple options for the certificates, but the recommendation in this document is to issue a CA Multitenant Expressway Security. Not sure this is the correct forum for this question. On Unified CM, go to System The Traversal Using Relays around NAT (TURN) server component of Cisco Expressway software supports the relay of media connections through a firewall using proxy services. Secure mode enabled. The maximum supported capacities / sizing for Cisco Expressway Series (not Cisco VCS) are listed in the tables below. Note: Cisco Expressway Series refers to the Expressway Control A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. 0) Bias-Free Language. Security Hardening On enforces MTLS (Mutual Transport Layer Security) on incoming connections through the Default Zone. Advisory Title Published; 2024-10-03: Cisco Expressway Series Privilege Escalation Vulnerability: October 3, 2024: 2024-09-04: Cisco Expressway Edge Improper Authorization Vulnerability: September 4, 2024: 2024-07-17: Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker with read/write privileges to the application to write files or execute arbitrary code on the underlying operating system of an affected device as the root user. An attacker A vulnerability in the received packet parser of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) software could allow an unauthenticated, remote attacker to cause a reload of the affected system, resulting in a denial of service (DoS) condition. A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute arbitrary code on the underlying operating system as the root user. Cisco. json file. Expressway (this option aligns with typical security policy for DMZ hosts) • Remote only: credentials are verified against an external credentials directory, (i. This is applicable for all X14. This utility tests whether a secure connection can be made from the Expressway-C to the Expressway The Traversal Using Relays around NAT (TURN) server component of Cisco Expressway software supports the relay of media connections through a firewall using proxy services. Maintain and Operate Guides. if you put the VCS-E in a DMZ or completely out in the wild. Expressway supports so many different use cases that it is not possible to provide capacity Cisco recommends that you have knowledge of VCS/Expressway servers. n Signaling traverses the Expressway solution between the mobile endpoint and Unified CM. A cyber threat actor could exploit one of these vulnerabilities to take We’re opening up new possibilities in the workplace, giving you more choices with Wi-Fi 6E, private 5G, and network switching innovations. Certificate is missing a common name (CN) attribute. It works with Cisco Unified Communications Manager, Cisco Business Edition, and Cisco Hosted Collaboration Solution (HCS) to help make collaboration more universal. Security Hardening Step. However, once the . Deployment with Expressway-C and Expressway-E Cisco Expressway supports flexible deployment options. Cisco Expressway works with most firewalls and complements existing security policy, requiring only minimal firewall configuration. in the "Mobile and Remote Access via Cisco Expressway Deployment Guide" there is a line that says: Install on both Expressways the trusted Certificate Authority (CA) certificates of the authority that signed the Expressway's server certificates. RISK SCORING CVE-ID CVSSv3 Score CVE-2024-20252 9. Note: &quo;Cisco Expressway Series&quo; refers to Cisco Expressway Cisco Expressway Administrator Guide (X15. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow a remote attacker to overwrite arbitrary files or conduct null byte poisoning attacks on an affected device. x and 9. A potential security-related attack on the Expressway has been detected. Components Used. An attacker could exploit this vulnerability by running a series of crafted commands. Note The parameter used to define the Unified CM node within the Host Name/IP Address of Unified CM (FQDN preferred) must be present within the Unified CM tomcat certificate as Subject Alternative Name (SAN). The vulnerability is due to The Expressway provides secure firewall traversal and line-side support for Unified CM registrations. The following upgrades are allowed. This video will explain how to install a option keys into a Cisco Expressway. The file is used with the Internet Security module (also known as the Umbrella roaming module). This is typically the case when split DNS is not available for the external domain. Benefits of Cisco Expressway From X12. These vulnerabilities affect Cisco Expressway Series and Cisco TelePresence VCS. If you deploy the Cisco Unified Communications Mobile and Remote Access feature with Expressway, from Expressway X12. Figure 2 illustrates a deployment with Cisco Expressway-C and Expressway-E for highly secure traversal. It also includes changes in the trafficserver behavior (bug ID CSCwc69661 refers) that can lead to MRA failures - see here. At the time of publication, The Expressway provides secure firewall traversal and line-side support for Unified CM registrations. This utility tests whether a secure connection can be made from the Expressway-C to the Expressway-E. We strongly discourage using root See the Cisco Expressway IP Port Usage Configuration Guide, for your version, on the Cisco Expressway Series configuration guides page. 2 (or with IP address 64. You need to work around this issue to ensure that the FQDNs A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker with read-write privileges on the application to perform a command injection attack that could result in remote code execution on an affected device. This includes ports that can potentially be used between the internal network A vulnerability in the image verification function of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute code with internal user privileges on the underlying operating system. A vulnerability in the API of the Cisco Expressway Series could allow an unauthenticated, remote attacker to conduct a CSRF attack on an affected system. This utility tests whether a secure connection can be made from the Expressway-C to the Expressway Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow a remote attacker to overwrite arbitrary files or conduct null byte poisoning attacks on an affected device. Choose Enforce for better security, but be aware that the peers must be able to verify each others' certificates against their trusted CAs. If we do that, the web-administration becomes accessible from the internet. 1 (see . In the following slides we will learn best practices to block this traffic. On the Expressway-E, add the Expressway-C’s authentication username and password as credentials into the local authentication database. com Video Home. The documentation set for this product strives to use bias-free language. Phone Security Profiles used by MRA endpoints. This vulnerability is due to incorrect handling of certain crafted software images that are uploaded to the affected Figure 2: Typical call flow: signaling and media paths n Unified CM provides call control for both mobile and on-premises endpoints. Cisco Expressway –→ Cisco Expressway Select . 1 the Expressway-E also displays usage information about SIP devices that are currently registered over MRA. See the Cisco Expressway Cluster Creation and Maintenance Deployment Guide, for your version, on the Cisco Expressway Series Configuration Guides page. TLS Certificate Verification of Neighbor Systems. Using highly secure mobile access based on Transport Layer Security (TLS), Cisco Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow a remote attacker to overwrite arbitrary files or conduct null byte poisoning attacks on an affected device. 60 will have the following transformation using the NAT Reflection Rule : Destination IP address 41. 10. The VCS Expressway can be added to the Cisco TMS with the IP address of 10. The Tracepath tool (Maintenance > Tools > Network utilities > Tracepath) can be used to assist in troubleshooting system issues. The Expressway requires HTTPS access to the Internet for this method. 2 When i create security profile and apply that to sx it doesn't seem to work. This video explains how to recover a lost Expressway root or admin password using console access. 49 MB) View with Adobe Reader on a variety of devices There is a trade-off between security and the purpose of the logs for diagnostics, and in the certification-compliant modes Gamme Cisco Expressway : documentation d'assistance technique, téléchargements, outils et ressources. A A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. 1. Cisco Secure Cisco Secure Threat Reports Email Security Managed Detection and Response Network Protection NetSec/Cisco Firewall Customer Testimonials Secure Remote Worker User & Endpoint Protection The Collaboration Edge chapter also has some security considerations for Cisco Expressway. 0) Chapter Title. If you need to move Expressway to a new host, use VMware VMotion to perform the host migration. This vulnerability is due to inadequate authorization checks for Mobile and Remote Access (MRA) users. An attacker Certificate does not have an acceptable level of security. Actually those 2 companies are sisters company, and want to secure all communication between 2 CUCM via expressway edge Below are servers detai Cisco Expressway X12. 9) (PDF - 272 KB) 06/Dec/2016 A vulnerability in Cisco Expressway Edge (Expressway-E) could allow an authenticated, remote attacker to masquerade as another user on an affected system. You can go to the Resource usage page to see more details, including total usage statistics. 1. You need to work around this issue to ensure that the FQDNs Cisco released a security advisory to address vulnerabilities affecting Cisco Expressway Series. Expressway System Configuration. The threat indicates that: "Legacy block ciphers having block size of 64 bits are vuln Certificate does not have an acceptable level of security. In light of ongoing issues with component shortages that are affecting the timely supply of new Expressway appliances, to support those customers still using Cisco Expressway CE1100 appliances, Cisco has taken the decision to extend the End of Vulnerability/Security Support This means that either secure HTTP or secure SIP, between Expressway-C and Cisco Unified Communications Manager, will fail. Also, when generating tomcat certificate signing requests for any products in the Cisco This means that either secure HTTP or secure SIP, between Expressway-C and Cisco Unified Communications Manager, will fail. Serviceability, Logging, Monitoring, and Metrics. Save. Home; Channels #CiscoChat Cisco Advocacy Customer Stories Construction Education At startup, mobile and remote Cisco Jabber or Cisco Webex clients that are installed on Android and iOS platform devices register to Cisco Unified Communications Manager and the IM and Presence Service via Expressway-E. About Presence. An alarm is also raised in this case. 21 and Destination IP 10. This includes ports that can potentially be used between the internal According to Cisco documentation, 443 is one of the ports that should be opened from Internet towards the Expressway-E IP. This Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow Cisco Expressway offers users outside your firewall simple, highly secure access to all collaboration workloads, including video, voice, content, IM, and presence. Available Languages. Cisco Expressway. This means that either secure HTTP or secure SIP, between Expressway-C and Cisco Unified Communications Manager, will fail. This Security Target (ST) defines a set of assumptions about the aspects of the environment, a list of threats that the product intends to counter, a set of security objectives, a set of security requirements, and the IT The Expressway-C server certificate must include the elements listed below in its list of Subject Alternative Names (SAN). H. The vulnerability is due to insufficient validation of the content of upgrade packages. 5 the Cisco Expressway Series supports the ACME protocol (Automated Certificate Management Environment) which enables automatic certificate signing and deployment to the Expressway-E from a certificate authority such as Let's Encrypt. 2) Chapter Title. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected system. 2 and Cisco Unified Communications Manager (Unified CM) versions 8. It works with Cisco Unified Communications Manager, Cisco Business Edition, and Cisco Hosted Collaboration Solution to help make collaboration universal. Tamim Cisco Expressway Options with Cisco Meeting Server and/or Microsoft Infrastructure (Expressway X8. a SIP to H. Print. This Cisco Expressway Series and TelePresence VCS Denial of Service Vulnerability ; Cisco Expressway Series Software Security Bypass Vulnerability ; Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: November 2016 ; Vulnerability in Linux Kernel Affecting Cisco Products: October 2016 Cisco has disclosed multiple vulnerabilities in its Expressway Series collaboration gateways, with three identified as posing significant risks to network security. Do not copy the VM, as the Expressway serial number will change and the existing license keys and option keys will be invalidated. The overall solution provides: n Off-premises access: a consistent experience outside the network for Jabber and EX/MX/SX Series Cisco Expressway and, if necessary, interoperate with Unified CM-registered devices over a SIP trunk. These figures/values are guidelines only and are NOT guaranteed, because many factors affect performance in real-life deployments. n Media traverses the Expressway solution and is relayed between endpoints directly; all media is encrypted between the Expressway-C and the mobile A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker with read-write privileges on the application to perform a command injection attack that could result in remote code execution on an affected device. I have a quick question around SIP encryption. This deployment guide provides guidelines on how to configure the Cisco Expressway (Expressway) version X8. com) can established secure B2B calls with TLS encrypted. which are available from the Cisco Security Advisories page, to determine exposure and a complete upgrade A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of an affected system. It features established firewall- The primary purpose of the Expressway is to provides secure firewall traversal and session-based access to Cisco Unified Communications Manager for remote workers, without the need for a separate VPN client. See Cisco Expressway and CUCM via SIP Trunk Deployment Guide on the Expressway Configuration Guides page. All of the This may present a security risk if the information in the Route Set cannot be trusted. This Cisco Expressway offers users outside your firewall simple, highly secure access to all collaboration workloads, including video, voice, content, IM, and presence. To configure the Expressway for Unified Communications services, see Mobile and Remote Access via Cisco Expressway Deployment Guide on the Expressway Configuration Guides page. HTTPS TLS Logon,provisioning,configuration,directory,VisualVoicemail Media SRTP Media-audio,video,contentsharing Formoreinformation,seeCisco Expressway IP Port Usage Configuration Guide,foryourversion,on From X12. This Diagram below shows the most common traffics used over the internet to attack an Expressway deployment. 323 endpoint The Expressway drops MRA calls from these endpoints when you enable maintenance mode. As a result of this feature, interfaces such as the Cisco Expressway web administrative interface may become accessible from external networks. What is the purpose of having Cisco Expressway-C? 2. Download Cisco Secure Client and Configuration Files; Install the Root Certificate for All Browsers; Install the Cisco A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. Cisco Expressway Series. This setting provides the highest level of security. This section describes the available features on Expressway web interface pages. The Expressway has successfully entered Advanced account security mode. 6 CVE-2024-20255 8. This is so that Expressway-C systems making TLS connections to them can resolve the Expressway-E This video demostrates how to install a Cisco Expressway or VCS VM using ESXi. The vulnerability described in CVE-2023-20192 only affects Cisco Expressway Series and Cisco TelePresence VCS if they are running a vulnerable release and have granted CLI access to a read-only administrator of the system. Is there a way to disable web-administration Take care not to increase your security exposure or cause any unsupported configuration. Cisco's survey of more than 1000 professionals Finally, the advisory from Cisco describes the vulnerability as a command injection, which indicates that another vector may be possible. Because some Expressway services don't work without the common name (MRA, Jabber Guest, and the Web Proxy for Cisco Meeting Server). In the Username field, enter the Expressway-C’s authentication username. 5. dtwjy tgntpkxp mawp lwka dswfcho inifv iuxxvr rpr cunltw fmmo
