Cisco Security Advisory - Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities

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Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities

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.

Note: Cisco Expressway Series refers to the Expressway Control (Expressway-C) device and the Expressway Edge (Expressway-E) device.

For more information about these vulnerabilities, see the Details section of this advisory.

Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.

This advisory is available at the following link:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-overwrite-3buqW8LH

     
         
Security Impact Rating:  Critical
   
   
       
CVE: CVE-2022-20812,CVE-2022-20813
Source: Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities