Vulnerability in Avg/avast Antivirus
CVE-2024-5803
The AVGUI.exe of AVG/Avast Antivirus before versions before 24.1 can allow a local attacker to escalate privileges via an COM hijack in a time-of-check to time-of-use (TOCTOU) when self protection is disabled.
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
EPSS: 0.001 (1.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H.
Affected products
- Avg/avast Antivirus — versions <24.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2024-5803?
- CVE-2024-5803 is a high-severity vulnerability in Avg/avast Antivirus, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.5/10. Published 2024-10-03.
- How severe is CVE-2024-5803?
- High severity. CVSS v3 base score is 7.5 out of 10.