Cisco Expressway Series: Unauth CSRF Attacks on Control/Edge Devices
CVE-2024-20254 Published on February 7, 2024
Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to conduct cross-site request forgery (CSRF) attacks that perform arbitrary actions on an affected device. Note: "Cisco Expressway Series" refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices. For more information about these vulnerabilities, see the Details ["#details"] section of this advisory.
Vulnerability Analysis
CVE-2024-20254 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is a Session Riding Vulnerability?
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. When a web server is designed to receive a request from a client without any mechanism for verifying that it was intentionally sent, then it might be possible for an attacker to trick a client into making an unintentional request to the web server which will be treated as an authentic request. This can be done via a URL, image load, XMLHttpRequest, etc. and can result in exposure of data or unintended code execution.
CVE-2024-20254 has been classified to as a Session Riding vulnerability or weakness.
Products Associated with CVE-2024-20254
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2024-20254 are published in Cisco Expressway:
Affected Versions
Cisco TelePresence Video Communication Server (VCS) Expressway:- Version X8.5.1 is affected.
- Version X8.5.3 is affected.
- Version X8.5 is affected.
- Version X8.6.1 is affected.
- Version X8.6 is affected.
- Version X8.1.1 is affected.
- Version X8.1.2 is affected.
- Version X8.1 is affected.
- Version X8.2.1 is affected.
- Version X8.2.2 is affected.
- Version X8.2 is affected.
- Version X8.7.1 is affected.
- Version X8.7.2 is affected.
- Version X8.7.3 is affected.
- Version X8.7 is affected.
- Version X8.8.1 is affected.
- Version X8.8.2 is affected.
- Version X8.8.3 is affected.
- Version X8.8 is affected.
- Version X8.9.1 is affected.
- Version X8.9.2 is affected.
- Version X8.9 is affected.
- Version X8.10.0 is affected.
- Version X8.10.1 is affected.
- Version X8.10.2 is affected.
- Version X8.10.3 is affected.
- Version X8.10.4 is affected.
- Version X12.5.8 is affected.
- Version X12.5.9 is affected.
- Version X12.5.0 is affected.
- Version X12.5.2 is affected.
- Version X12.5.7 is affected.
- Version X12.5.3 is affected.
- Version X12.5.4 is affected.
- Version X12.5.5 is affected.
- Version X12.5.1 is affected.
- Version X12.5.6 is affected.
- Version X12.6.0 is affected.
- Version X12.6.1 is affected.
- Version X12.6.2 is affected.
- Version X12.6.3 is affected.
- Version X12.6.4 is affected.
- Version X12.7.0 is affected.
- Version X12.7.1 is affected.
- Version X8.11.1 is affected.
- Version X8.11.2 is affected.
- Version X8.11.4 is affected.
- Version X8.11.3 is affected.
- Version X8.11.0 is affected.
- Version X14.0.1 is affected.
- Version X14.0.3 is affected.
- Version X14.0.2 is affected.
- Version X14.0.4 is affected.
- Version X14.0.5 is affected.
- Version X14.0.6 is affected.
- Version X14.0.7 is affected.
- Version X14.0.8 is affected.
- Version X14.0.9 is affected.
- Version X14.0.10 is affected.
- Version X14.0.11 is affected.
- Version X14.2.1 is affected.
- Version X14.2.2 is affected.
- Version X14.2.5 is affected.
- Version X14.2.6 is affected.
- Version X14.2.0 is affected.
- Version X14.2.7 is affected.
- Version X14.3.0 is affected.
- Version X14.3.1 is affected.
- Version X14.3.2 is affected.
- Version x8.5.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.