CVE-2022-34899 Race condition in Access
Local attackers can escalate privileges to root by exploiting a race condition in the Parallels Access Agent service via symbolic link abuse.
- 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-2022-34899?
CVE-2022-34899 is a high-severity vulnerability in Parallels Access, published on 18 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Access 6.5.4 (39316) Agent. 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 Parallels 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-16134.
Weakness: CWE-367
Which versions are affected by CVE-2022-34899?
It affects 1 product.
Products include Parallels Parallels Access.
How do I fix CVE-2022-34899?
No fix has been published for CVE-2022-34899 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-34899 being exploited?
There is no known exploitation of CVE-2022-34899 in the wild and no public exploit code.
Other vulnerabilities in Parallels Access
Sources
Also known as GHSA-8qvg-9w3g-669p.