PT-2022-22422 · Parallels · Parallels Desktop

Aegis · Published 2022-06-30 · Updated 2022-07-28 · CVE-2022-34892

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Parallels Desktop version 17.1.1

Description This issue allows local attackers to escalate privileges on affected installations. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this issue. The specific flaw exists within the update mechanism, resulting from the lack of proper locking when performing operations on an object. An attacker can leverage this issue to escalate privileges and execute arbitrary code in the context of root.

Recommendations For Parallels Desktop version 17.1.1, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

CVE-2022-34892

ZDI-22-943

Affected Products

Parallels Desktop

References · 5

• https://kb.parallels.com/125013 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-22-943 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-34892 · Security Note
• https://osv.dev/vulnerability/CVE-2022-34892 · Vendor Advisory
• https://t.me/cibsecurity/46459 · Telegram Post