CVE-2020-37167

HIGH

8.4

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.18.4

SeveridadHIGH

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

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado2/12/2026

Ultima modificacion2/27/2026

Fuentenvd

Avistamientos honeypot0

Referencias

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)

Correlaciones IOC

Sin correlaciones registradas

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