ClamAV ClamBC bytecode interpreter contains a vulnerability in function name processing 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.

Project Subscriptions

Vendors Products
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 13 Feb 2026 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Clamav
Clamav clamav
Vendors & Products Clamav
Clamav clamav

Fri, 13 Feb 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 12 Feb 2026 23:15:00 +0000

Type Values Removed Values Added
Description ClamAV ClamBC bytecode interpreter contains a vulnerability in function name processing 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.
Title ClamAV ClamBC <= 0.102.0 - 'ClamBC' Executable Regular Expression Error
Weaknesses CWE-94
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, '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'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-13T17:08:48.384Z

Reserved: 2026-02-06T12:30:23.086Z

Link: CVE-2020-37167

cve-icon Vulnrichment

Updated: 2026-02-13T17:08:41.880Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-12T23:16:08.887

Modified: 2026-02-13T14:23:48.007

Link: CVE-2020-37167

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-13T21:28:57Z

Weaknesses