CVE-2020-37167

HIGH

8.4

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.18.4

SeveridadeHIGH

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

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado2/12/2026

Ultima modificacao2/27/2026

Fontenvd

Avistamentos 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)

Correlacoes IOC

Sem correlacoes registradas

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