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CVE-2024-13960: Link Following Local Privilege Escalation Vulnerability in AVG TuneUp Version 23.4

7.8 CVSS

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.

Classification

CVE ID: CVE-2024-13960

CVSS Base Severity: HIGH

CVSS Base Score: 7.8

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

Problem Types

CWE-59 Improper Link Resolution Before File Access ('Link Following') CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

Affected Products

Vendor: AVG

Product: TuneUp

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.02% (probability of being exploited)

EPSS Percentile: 2.23% (scored less or equal to compared to others)

EPSS Date: 2025-06-07 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2024-13960
https://www.gendigital.com/us/en/contact-us/security-advisories/

Timeline