cisco-sa-webex-multimedia-26DpqVRO: Cisco Webex Meetings and Webex Meetings Server Multimedia Sharing Security Bypass Vulnerability

Published Jun 2, 2021
·
Updated

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://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-multimedia-26DpqVRO

Credit

Alexandros Zacharis(ENISA)

Affected Software

2 affected components
Cisco Webex Meetings
Cisco Webex Meetings Server

Event History

Jun 2, 2021
Advisory Published
04:00 PM
Data Sourced
04:00 PM
DescriptionSeverityWeaknessAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of cisco-sa-webex-multimedia-26DpqVRO?

The severity of cisco-sa-webex-multimedia-26DpqVRO is high due to the potential for authenticated remote attackers to bypass security protections.

2

How do I fix cisco-sa-webex-multimedia-26DpqVRO?

To fix cisco-sa-webex-multimedia-26DpqVRO, apply the latest updates and patches provided by Cisco for Webex Meetings and Webex Meetings Server.

3

Who is affected by cisco-sa-webex-multimedia-26DpqVRO?

Users of Cisco Webex Meetings and Cisco Webex Meetings Server are affected by cisco-sa-webex-multimedia-26DpqVRO.

4

What is the cause of cisco-sa-webex-multimedia-26DpqVRO?

cisco-sa-webex-multimedia-26DpqVRO is caused by unsafe handling of shared content within the multimedia viewer feature of Webex.

5

What could attackers exploit in cisco-sa-webex-multimedia-26DpqVRO?

Attackers could exploit the cisco-sa-webex-multimedia-26DpqVRO vulnerability to bypass security protections in the application.

Contact

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