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

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU27054

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 v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2020-11877
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Zoom Video Communications, Inc.
Affected software:
Zoom Workplace Desktop App for Windows

Detailed vulnerability description

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.


How to mitigate CVE-2020-11877

Install update from vendor's website.

Sources