Security Features in Zoom Workplace Desktop App for Windows - CVE-2020-11877

 

Security Features in Zoom Workplace Desktop App for Windows - CVE-2020-11877

Published: April 21, 2020 / Updated: June 30, 2020


Vulnerability identifier: #VU27054
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-11877
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

This vulnerability allows a remote attacker to bypass security rescritions feature.

The vulnerability exists due to the "airhost.exe" uses 3423423432325249 as the Initialization Vector (IV) for AES-256 CBC encryption. A remote attacker can gain unauthorized access to the application.


Affected software

Zoom Workplace Desktop App for Windows

How to mitigate CVE-2020-11877

Install update from vendor's website.


External References

Related Security Bulletins