VULNERABILITY INTELLIGENCE
CVE-2020-37167
CVSS score8.4 HIGH
EPSS probability0.19%
CISA KEVNot currently listed
Published2026-02-12
Last modified2026-09-30
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.