Cisco Security Advisory - Cisco Webex Meetings and Webex Meetings Server Multimedia Sharing Security Bypass Vulnerability

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Cisco Webex Meetings and Webex Meetings Server Multimedia Sharing Security Bypass Vulnerability

A vulnerability in the multimedia viewer feature of Cisco Webex Meetings and Cisco Webex Meetings Server could allow an authenticated, remote attacker to bypass security protections.

This vulnerability is due to unsafe handling of shared content within the multimedia viewer feature. An attacker could exploit this vulnerability by sharing a file through the multimedia viewer feature. A successful exploit could allow the attacker to bypass security protections and prevent warning dialogs from appearing before files are offered to other users.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-multimedia-26DpqVRO

     
         
Security Impact Rating:  Medium
   
   
       
CVE: CVE-2021-1517
Source: Cisco Webex Meetings and Webex Meetings Server Multimedia Sharing Security Bypass Vulnerability