CVE-2024-20328

Name: CVE-2024-20328
Creator: NVD / NIST
Published: 2024-03-01T21:15:07.79+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 84.84%

Last modified Jun 17, 2026

CVE-2024-20328 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 84.84% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

84.84%

99.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Clamav	Clamav	>= 1.0.0, < 1.0.5
Clamav	Clamav	>= 1.2.0, < 1.2.2

References

https://blog.clamav.net/2023/11/clamav-130-122-105-released.htmlRelease Notes, Vendor Advisory
https://blog.clamav.net/2023/11/clamav-130-122-105-released.htmlRelease Notes, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5FXZYVDNV66RNMNVJOHAJAYRZV4U64CQ/

Timeline

Published: Mar 1, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-20328?

How severe is CVE-2024-20328?

CVE-2024-20328 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 84.84% probability of exploitation in the next 30 days.

How do I fix CVE-2024-20328?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-20328?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST