CVE-2023-27323 Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability
Local attackers can escalate privileges to root via a race condition in the Parallels Desktop Updater service using symbolic links.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-27323?
CVE-2023-27323 is a high-severity vulnerability in Parallels Parallels Desktop, published on 3 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability.
The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. . Was ZDI-CAN-18150.
Weakness: CWE-367
Which versions are affected by CVE-2023-27323?
It affects 1 product.
Products include Parallels Parallels Desktop.
How do I fix CVE-2023-27323?
No fix has been published for CVE-2023-27323 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-27323 being exploited?
There is no known exploitation of CVE-2023-27323 in the wild and no public exploit code.
Other vulnerabilities in Parallels Parallels Desktop
Sources
Also known as GHSA-2wx8-vvfc-5r8w.