CVE-2021-34986

HIGH 7.8CVE-2021-34986 · Published 15/07/2022 · updated 17/06/2026

In short

CVE-2021-34986 is a HIGH (CVSS 7.8) vulnerability affecting parallels desktop (parallels).
Chance of exploitation in the next 30 days (EPSS): 0.27%, higher than 19.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
parallels desktop parallels	`= 16.5.0`	No fix yet

Description

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.5.0 (49183). 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 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-13932.

References

kb.parallels.com/en/125013 · Vendor Advisory
zerodayinitiative.com/advisories/ZDI-22-385 · Third Party Advisory

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Package

Affected versions

Patched versions

parallels desktop

parallels

= 16.5.0

No fix yet

Description

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