CVE-2020-37167

HIGH

8.4

Description

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.

Details CVE

Score CVSS v3.18.4

SeveriteHIGH

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

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie2/12/2026

Derniere modification2/27/2026

Sourcenvd

Observations honeypot0

References

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)

Correlations IOC

Aucune correlation enregistree

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