Buffer overflow in Avast Antivirus
CVE-2020-10860
An issue was discovered in Avast Antivirus before 20. An Arbitrary Memory Address Overwrite vulnerability in the aswAvLog Log Library results in Denial of Service of the Avast Service (AvastSvc.exe).
Vulnerability class: Buffer Overflow
EPSS: 0.020 (78.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Avast Antivirus
- Microsoft Windows
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
- cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-10860?
- CVE-2020-10860 is a high-severity vulnerability in Avast Antivirus, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2020-04-01.
- How severe is CVE-2020-10860?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-10860 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.