#VU48556 Information disclosure in Cisco WebEx Meetings Server and Cisco Webex Meetings - CVE-2020-3471 

 

#VU48556 Information disclosure in Cisco WebEx Meetings Server and Cisco Webex Meetings - CVE-2020-3471

Published: November 18, 2020 / Updated: November 19, 2020


Vulnerability identifier: #VU48556
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-3471
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco WebEx Meetings Server
Cisco Webex Meetings
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a synchronization issue between meeting and media services on a vulnerable Webex site. A remote attacker can send specially crafted requests to maintain the audio connection of a Webex session despite being expelled.


Remediation

Install updates from vendor's website.

External links