Headline
CVE-2022-34902: KB Parallels: Parallels Access Security Updates
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 system in order to exploit this vulnerability. The specific flaw exists within the Desktop Control Agent service. The service loads Qt plugins from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-15787.
Like any software development company, Parallels does not disclose, confirm or discuss security vulnerabilities until they are fixed, and the fix has been released to the public.
If you believe you have found a security issue in Parallels Access, visit KB 125214.
Get the latest Parallels Access update
To maintain your Parallels Desktop product’s security, we recommend installing all available product updates. To learn how to check for updates, visit KB 123848.
Importance of installing macOS security updates
To keep your computer safe, after installing the latest Parallels Access build we also strongly recommend installing all macOS security updates. Parallels Access depends on the security of macOS, as it runs on a Mac under control from macOS. For your convenience, you can even automate macOS updates or perform them manually.
Importance of installing Windows security updates
To keep your computer safe, after installing the latest Parallels Access build we also strongly recommend installing all Windows security updates. Parallels Access depends on the security of Windows, as it runs on it under control of Windows OS. To keep Windows safe, install all Windows updates including security fixes. Check this article to learn how to update it.
Parallels Access security updates
The table below lists security vulnerabilities and a corresponding product version that includes the fix.
Name or ID
Fixed in version
Release date
ZDI-CAN-16396
7.0.4 (39924)
April 28, 2022
ZDI-CAN-16137
7.0.3 (39918)
March 17, 2022
ZDI-CAN-16134
ZDI-CAN-15787
7.0.1 (39912)
February 2, 2022
ZDI-CAN-15213
7.0.1 (39912)
February 2, 2022
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