What is CVE-2022-34891?

CVE-2022-34891 is a vulnerability in Parallels Desktop that allows local attackers to escalate privileges on affected installations.

How does CVE-2022-34891 work?

The vulnerability requires an attacker to execute low-privileged code on the target system to exploit it.

What is the severity of CVE-2022-34891?

The severity of CVE-2022-34891 is high with a CVSS score of 7.8.

How can I fix CVE-2022-34891?

To mitigate the vulnerability, update Parallels Desktop to version 17.1.1 or apply the necessary patches provided by the vendor.

Where can I find more information about CVE-2022-34891?

For more information about CVE-2022-34891, you can refer to the following references: [KB article](https://kb.parallels.com/125013) and [ZDI advisory](https://www.zerodayinitiative.com/advisories/ZDI-22-942/).

Vulnerability/
CVE-2022-34891

high

7.8

CWE

732

15/7/2022

3/8/2024

CVE-2022-34891: Parallels Desktop Updater Incorrect Permission Assignment Local Privilege Escalation Vulnerability

First published: Fri Jul 15 2022(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop Parallels Desktop 17.1.1. 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 update machanism. The product sets incorrect permissions on sensitive files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-16395.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Parallels Parallels Desktop	=17.1.1

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Frequently Asked Questions

What is CVE-2022-34891?
CVE-2022-34891 is a vulnerability in Parallels Desktop that allows local attackers to escalate privileges on affected installations.
How does CVE-2022-34891 work?
The vulnerability requires an attacker to execute low-privileged code on the target system to exploit it.
What is the severity of CVE-2022-34891?
The severity of CVE-2022-34891 is high with a CVSS score of 7.8.
How can I fix CVE-2022-34891?
To mitigate the vulnerability, update Parallels Desktop to version 17.1.1 or apply the necessary patches provided by the vendor.
Where can I find more information about CVE-2022-34891?
For more information about CVE-2022-34891, you can refer to the following references: [KB article](https://kb.parallels.com/125013) and [ZDI advisory](https://www.zerodayinitiative.com/advisories/ZDI-22-942/).

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