Main Vulnerability Database Vulnerabilities #VU67968

Cross-site request forgery in Expressway Series and TelePresence Video Communication Server (VCS) - CVE-2022-20853

Published: October 6, 2022

Vulnerability identifier: #VU67968

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-20853

CWE-ID: CWE-352

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in the REST API. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Affected software

Expressway Series
TelePresence Video Communication Server (VCS)

How to mitigate CVE-2022-20853

Install updates from vendor's website.

Expressway Series - update to 14.0.9
TelePresence Video Communication Server (VCS) - update to 14.0.9

External References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-csrf-sqpsSfY6

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