CVE-2024-13960

Link Following Local Privilege Escalation Vulnerability in AVG TuneUp Version 23.4

Published May 9, 2025 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
Link Following Local Privilege Escalation Vulnerability in TuneUp Service in AVG TuneUp Version 23.4 (build 15592) on Windows 10 allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via creating a symbolic link and leveraging a TOCTTOU (time-of-check to time-of-use) attack.

Remediation

Vendor Solution

Update to v24.1 31.7.2024 or newer.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-54469 Link Following Local Privilege Escalation Vulnerability in TuneUp Service in AVG TuneUp Version 23.4 (build 15592) on Windows 10 allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via creating a symbolic link and leveraging a TOCTTOU (time-of-check to time-of-use) attack.
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Link Following Local Privilege Escalation Vulnerability in TuneUp Service in AVG TuneUp Version 23.4 (build 15592) on Windows 10 allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via creating a symbolic link and leveraging a TOCTTOU (time-of-check to time-of-use) attack.
Title Link Following Local Privilege Escalation Vulnerability in AVG TuneUp Version 23.4
Weaknesses CWE-367
CWE-59
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
NLOK
Published
Updated
May 9, 2025, 6:54 PM
Reserved
May 9, 2025, 2:22 PM
Status
Deferred
Published
May 9, 2025, 4:15 PM
Modified
Jun 17, 2026, 7:03 AM