CVE-2024-34331 A lack of code signature verification in Parallels Desktop for Mac v19.3.0 and below allows attackers to escalate privileges via a crafted macOS installer, because Parallels Service is setuid root.

CriticalCVSS 9.8 EPSS 1.0%

Published: 2024-09-23 02:44 (approximate time: when CVE Radar first recorded it)
Updated: 2026-06-17 10:33
Exploit status: No public exploit known

Description

A lack of code signature verification in Parallels Desktop for Mac v19.3.0 and below allows attackers to escalate privileges via a crafted macOS installer, because Parallels Service is setuid root.

Affected products

Product	Affected versions	Fixed in
parallels desktop	<= 19.3.0	No fix listed

References

CVSS v3.1

9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Weakness & likelihood

EPSS (exploitation probability, 30 days): 1.01% (percentile 63.5)
CWE: CWE-269 Improper Privilege Management

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.