CVE-2020-37167

HIGH

8.4

Beschreibung

ClamAV versions prior to 0.103.0-rc contain a vulnerability in function name processing through the ClamBC bytecode interpreter that allows attackers to manipulate bytecode function names. Attackers can exploit the weak input validation in function name encoding to potentially execute malicious bytecode or cause unexpected behavior in the ClamAV engine.

CVE Details

CVSS v3.1 Bewertung8.4

SchweregradHIGH

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

AngriffsvektorLOCAL

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht2/12/2026

Zuletzt geandert2/27/2026

Quellenvd

Honeypot-Sichtungen0

Referenzen

https://github.com/Cisco-Talos/clamav/commit/cd2f2975b93277de7f74464d48adb378375a305f(disclosure@vulncheck.com)

https://www.clamav.net/(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/47687(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/clamav-clambc-clambc-executable-regular-expression-error(disclosure@vulncheck.com)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.