Vulnerability in Avast Antivirus
CVE-2023-1585
Avast and AVG Antivirus for Windows were susceptible to a Time-of-check/Time-of-use (TOCTOU) vulnerability in the Quarantine process, leading to arbitrary file/directory deletion. The issue was fixed with Avast and AVG Antivirus version 2…
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
EPSS: 0.002 (6.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L.
Affected products
- Avast Antivirus
- Avast Antivirus — versions 22.5
- Avg Anti-virus
- Avg Antivirus — versions 22.5
- Microsoft Windows
Weakness classification (CWE)
References
- security@nortonlifelock.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-1585?
- CVE-2023-1585 is a medium-severity vulnerability in Avast Antivirus, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 6.5/10. Published 2023-04-19.
- How severe is CVE-2023-1585?
- Medium severity. CVSS v3 base score is 6.5 out of 10.