Out-of-bounds read in Parallels Desktop - CVE-2020-17397

 

Out-of-bounds read in Parallels Desktop - CVE-2020-17397

Published: August 19, 2020


Vulnerability identifier: #VU45770
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-17397
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to a boundary condition within the handling of network packets. A local user can run a specially crafted application to trigger out-of-bounds read error and  in the context of the hypervisor.


Affected software

Parallels Desktop

How to mitigate CVE-2020-17397

Install updates from vendor's website.

Parallels Desktop - update to 16.0.0 (48916)

External References

Related Security Bulletins