What is CVE-2024-13944?

CVE-2024-13944 is a high-severity vulnerability in Avast Cleanup, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2025-05-09.

How severe is CVE-2024-13944?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2024-13944 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Avast Cleanup

CVE-2024-13944

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.

EPSS: 0.001 (3.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Avast Cleanup — versions 0
Avg Tuneup — versions 0
Norton Utilities Ultimate — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

security@nortonlifelock.com

Frequently asked questions

What is CVE-2024-13944?: CVE-2024-13944 is a high-severity vulnerability in Avast Cleanup, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2025-05-09.
How severe is CVE-2024-13944?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2024-13944 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.