ZDI-23-1804: Parallels Desktop virtio-gpu Out-Of-Bounds Write Remote Code Execution Vulnerability

Published Dec 19, 2023
·
Updated

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.

Other sources

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 ZDI has assigned a CVSS rating of 8.3. The following CVEs are assigned: CVE-2023-50227.

Affected Software

1 affected component
Parallels Desktop

Event History

Dec 19, 2023
Advisory Published
06:00 AM
Data Sourced
06:00 AM
Description
Mar 24, 2025
Advisory Published
via ZDI·07:01 PM
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Frequently Asked Questions

1

What is the severity of ZDI-23-1804?

The severity of ZDI-23-1804 is critical, as it allows remote code execution with user interaction required.

2

How do I fix ZDI-23-1804?

To fix ZDI-23-1804, update your Parallels Desktop installation to the latest version provided by the vendor.

3

What impact does ZDI-23-1804 have on my system?

ZDI-23-1804 can lead to arbitrary code execution if exploited, potentially compromising the integrity of the guest system.

4

Who is affected by ZDI-23-1804?

ZDI-23-1804 affects users of Parallels Desktop for Mac who may open malicious files or visit harmful webpages.

5

What are the requirements for exploiting ZDI-23-1804?

Exploitation of ZDI-23-1804 requires user interaction, specifically that the user opens a malicious file or accesses a harmful webpage within the guest system.

Contact

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