CVE-2023-50227

Parallels Desktop virtio-gpu Out-Of-Bounds Write Remote Code Execution Vulnerability

HIGH
8.3
CVSS Score
Published: May 3, 2024 at 02:14 AM UTC
Updated: June 17, 2026 at 06:39 AM UTC
1 product affected across 1 vendorParallels Desktop

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Severity
HIGH8.3
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 19.1.0v < 19.1.0_\(54729\)18.3.2 (53621)
Affected range stops below 19.1.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 19.1.0_(54729), so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.3HIGHzdi
Vector?

Quick Info

StatusANALYZED
CWE
CWE-787

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