How severe is CVE-2021-34986?

This vulnerability has a severity rating of HIGH with a CVSS score of 7.8 out of 10.

What type of vulnerability is CVE-2021-34986?

This is classified as CWE-367, which is a common weakness in software security.

CVE-2021-34986 - HIGH Severity | CVSS 7.8

Vulnerability 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.

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