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

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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 v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2022-20853
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Expressway Series
TelePresence Video Communication Server (VCS)

Detailed vulnerability description

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.


How to mitigate CVE-2022-20853

Install updates from vendor's website.

Sources