Vulnerability Details CVE-2021-27242
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.0.1-48919. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Toolgate component. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor. Was ZDI-CAN-11926.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 41.5%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 4.6
References
Products affected by CVE-2021-27242
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cpe:2.3:a:parallels:parallels_desktop:16.0.1