Time-of-check Time-of-use (TOCTOU) Race Condition in Parallels Desktop - CVE-2023-27323
Published: March 10, 2023
Vulnerability identifier: #VU73231
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-2023-27323
CWE-ID: CWE-367
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 time-of-check-time-of-use (TOCTOU) race condition within the Updater service. A local user can gain elevated privileges on the target system.
Affected software
Parallels Desktop
How to mitigate CVE-2023-27323
Install updates from vendor's website.
Parallels Desktop - update to 18.1.0