CVE-2024-20328 MEDIUM

CVE-2024-20328: ClamAV VirusEvent File Processing Command Injection Vulnerability

Vendor Cisco
Product ClamAV
Weakness CWE-78
Published March 1, 2024
Last update November 4, 2025

CVSS base score

5.3/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

What the vulnerability does

01Description

A vulnerability in the VirusEvent feature of ClamAV could allow a local attacker to inject arbitrary commands with the privileges of the application service account.The vulnerability is due to unsafe handling of file names. A local attacker could exploit this vulnerability by supplying a file name containing command-line sequences. When processed on a system using configuration options for the VirusEvent feature, the attacker could cause the application to execute arbitrary commands. ClamAV has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Key dates

02Disclosure timeline

March 1, 2024 CVE published
November 4, 2025 Record updated