CVE-2024-13944

Link Following Local Privilege Escalation Vulnerability in NortonUtilitiesSvc in Norton Utilities Ultimate (Also affects Avast CleanUp and AVG TuneUp)

Published May 9, 2025 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
Link Following Local Privilege Escalation Vulnerability in NortonUtilitiesSvc in Norton Utilities Ultimate Version 24.2.16862.6344 on Windows 10 Pro x64 allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via the creation of a symbolic link and leveraging a TOCTTOU (time-of-check to time-of-use) attack.

Remediation

Vendor Solution

Upgrade to the below versions, or newer, released 19/Dec/2024 * Norton Utilities 24.3 SU1 - 24.3.17165.6812 * Avast Cleanup 24.3-SU1 - 24.3.17165.19178 * AVG TuneUp 24.3-SU1 - 24.3.17165.10564

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-54472 Link Following Local Privilege Escalation Vulnerability in NortonUtilitiesSvc in Norton Utilities Ultimate Version 24.2.16862.6344 on Windows 10 Pro x64 allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via the creation of a symbolic link and leveraging a TOCTTOU (time-of-check to time-of-use) attack.
History
Type Values Removed Values Added
Weaknesses CWE-59
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 NortonUtilitiesSvc in Norton Utilities Ultimate Version 24.2.16862.6344 on Windows 10 Pro x64 allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via the creation of a symbolic link and leveraging a TOCTTOU (time-of-check to time-of-use) attack.
Title Link Following Local Privilege Escalation Vulnerability in NortonUtilitiesSvc in Norton Utilities Ultimate (Also affects Avast CleanUp and AVG TuneUp)
Weaknesses CWE-367
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NLOK
Published
Updated
Oct 13, 2025, 9:52 AM
Reserved
May 6, 2025, 10:24 AM
Status
Deferred
Published
May 9, 2025, 4:15 PM
Modified
Jun 17, 2026, 7:03 AM