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CVE-2024-20328

58
FAUCET Score

CVE-2024-20328 is a local command injection vulnerability in the VirusEvent feature of ClamAV, affecting all versions of ClamAV. An attacker can exploit this by supplying a specially crafted filename containing command-line sequences, leading to arbitrary command execution with the privileges of the application service account. This vulnerability has a CVSS score of 5.3 (Medium), indicating a low attack complexity and requiring local access, with potential impacts on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.0, < 1.0.5CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*
>= 1.2.0, < 1.2.2CPE matchmatch criteria
cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
1.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
84.84%
Probability of exploitation in next 30 days
EPSS Percentile
99.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.8484 is in the 100th percentile among its peer group of 15,938 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (10)

microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 x64Fixed in: 0.105.2-5
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 ARMFixed in: 0.105.2-5
microsoftpatch availablevia msrc
Product: Azure Linux 3.0 x64Fixed in: 1.0.6-1
microsoftpatch availablevia msrc
Product: Azure Linux 3.0 ARMFixed in: 1.0.6-1
microsoftpatch availablevia msrc
Product: 17815-17084Fixed in: 1.0.6-1
microsoftpatch availablevia msrc
Product: 18845-17084Fixed in: 1.0.6-1
microsoftpatch availablevia msrc
Product: 20020-17086Fixed in: 0.105.2-5
microsoftpatch availablevia msrc
Product: azl3 clamav 1.0.6-1 on Azure Linux 3.0Fixed in: 1.0.6-1
microsoftpatch availablevia msrc
Product: azl3 clamav 0.105.2-4 on Azure Linux 3.0Fixed in: 1.0.6-1
microsoftpatch availablevia msrc
Product: cbl2 clamav 0.105.2-5 on CBL Mariner 2.0Fixed in: 0.105.2-5

Vendor Advisories (2)

microsoft2024-Jun/CVE-2024-20328

CVE-2024-20328

Jun 11, 2024
microsoft2024-Mar/CVE-2024-20328Moderate

ClamAV VirusEvent File Processing Command Injection Vulnerability

Mar 12, 2024

References

lists.fedoraproject.org / archives/list/[email protected]/message/5FXZYVDNV66RNMNVJOHAJAYRZV4U64CQ
blog.clamav.net / 2023/11/clamav-130-122-105-released.html
Release NotesVendor Advisory