Description
Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability.

The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
. Was ZDI-CAN-18150.
Published: 2024-05-03
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-31099 Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability. The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. . Was ZDI-CAN-18150.
History

Wed, 25 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:parallels:parallels_desktop:*:*:*:*:*:*:*:*
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 06 Aug 2025 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Parallels
Parallels parallels Desktop
CPEs cpe:2.3:a:parallels:parallels_desktop:*:*:*:*:*:macos:*:*
Vendors & Products Parallels
Parallels parallels Desktop

Wed, 18 Sep 2024 18:45:00 +0000

Type Values Removed Values Added
Description Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability. The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-18150. Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability. The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. . Was ZDI-CAN-18150.

Subscriptions

Parallels Parallels Desktop
cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2024-09-18T18:27:58.822Z

Reserved: 2023-02-28T17:58:45.477Z

Link: CVE-2023-27323

cve-icon Vulnrichment

Updated: 2024-08-02T12:09:42.882Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-03T02:15:08.463

Modified: 2025-08-06T21:37:17.550

Link: CVE-2023-27323

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses