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Critical Vulnerabilities in Cisco Expressway Series and Cisco TelePresence
3 March 2022
Cisco has released security updates to address two critical vulnerabilities (CVE-2022-20754 and CVE-2022-20755) affecting Cisco Expressway Series and Cisco TelePresence VCS Products. The vulnerabilities have a maximum Common Vulnerability Scoring System (CVSS) score of 9.0 out of 10.
The vulnerabilities are:
CVE-2022-20754 - A vulnerability in the cluster database API of Cisco Expressway Series and Cisco TelePresence VCS that could allow an authenticated, remote attacker with read/write privileges to conduct directory traversal attacks and overwrite files on the underlying operating system of an affected device as the root user.
CVE-2022-20755 - A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence VCS that could allow an authenticated, remote attacker with read/write privileges to execute arbitrary code on the underlying operating system of an affected device as the root user.
The following products are affected by these vulnerabilities:
Cisco Expressway: X14.0.3 - X14.0.4
TelePresence Video Communication Server (VCS): X14.0.3 - X14.0.4
Administrators of the affected products are advised to install the latest security updates immediately.
More information is available here: