VULNERABILITY INTELLIGENCE

CVE-2021-31427

CVSS score5.6 MEDIUM
EPSS probability0.28%
CISA KEVNot currently listed
Published2021-04-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Description

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Open Tools Gate component. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the hypervisor. Was ZDI-CAN-13082.

Weakness classification

  • zdi-disclosures@trendmicro.com: CWE-367
  • nvd@nist.gov: CWE-367

Primary references