What’s Vulnerable › Vulnerabilities

CVE-2023-50227: Parallels Desktop virtio-gpu Out-Of-Bounds Write Remote Code Execution Vulnerability

• Severity: high (CVSS 8.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-787

Description

Parallels Desktop virtio-gpu Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Parallels Desktop. User interaction is required to exploit this vulnerability in that the target in a guest system must visit a malicious page or open a malicious file. The specific flaw exists within the virtio-gpu virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the hypervisor. . Was ZDI-CAN-21260.

Affected products

• Parallels Desktop: before 19.1.0_\(54729\) — fixed in 19.1.0_\(54729\)

How to fix

Upgrade to a fixed version: Parallels Desktop 19.1.0_\(54729\). Check the vendor advisory for mitigations.

References

• https://kb.parallels.com/en/125013
• https://www.zerodayinitiative.com/advisories/ZDI-23-1804/
• https://kb.parallels.com/en/125013
• https://www.zerodayinitiative.com/advisories/ZDI-23-1804/

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