Vulnerability Details CVE-2021-34986
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 34.7%
CVSS Severity
CVSS v3 Score 7.8
References
Products affected by CVE-2021-34986
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cpe:2.3:a:parallels:parallels_desktop:16.5.0