CVE-2020-37167 — Code Injection in Clamav
Severity
8.6HIGHNVD
EPSS
0.0%
top 99.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 12
Latest updateFeb 13
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.
CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected Packages1 packages
🔴Vulnerability Details
3GHSA▶
GHSA-9wpq-3w4j-985q: ClamAV ClamBC bytecode interpreter contains a vulnerability in function name processing that allows attackers to manipulate bytecode function names↗2026-02-13
OSV▶
CVE-2020-37167: ClamAV ClamBC bytecode interpreter contains a vulnerability in function name processing that allows attackers to manipulate bytecode function names↗2026-02-12
📋Vendor Advisories
1Debian▶
CVE-2020-37167: clamav - ClamAV versions prior to 0.103.0-rc contain a vulnerability in function name pro...↗2020