Out-of-bounds write in Parallels Desktop - CVE-2020-8871

 

Out-of-bounds write in Parallels Desktop - CVE-2020-8871

Published: March 17, 2020


Vulnerability identifier: #VU26132
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8871
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the VGA virtual device. A local user can trigger out-of-bounds write, execute arbitrary code on the target system and gain elevated privileges.


Affected software

Parallels Desktop

How to mitigate CVE-2020-8871

Install updates from vendor's website.

Parallels Desktop - update to 15.1.3

External References

Related Security Bulletins