Permissions, Privileges, and Access Controls in Parallels Desktop - CVE-2021-34987

 

Permissions, Privileges, and Access Controls in Parallels Desktop - CVE-2021-34987

Published: February 21, 2022


Vulnerability identifier: #VU60722
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-34987
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Parallels
Affected software:
Parallels Desktop

Detailed vulnerability description

The vulnerability allows a local administrator to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions within the HDAudio virtual device, which leads to security restrictions bypass and privilege escalation.


How to mitigate CVE-2021-34987

Install updates from vendor's website.

Sources