// For flags

CVE-2024-20328

ClamAV VirusEvent File Processing Command Injection Vulnerability

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

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.

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.

It was discovered that ClamAV incorrectly handled parsing certain OLE2 files. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. Amit Schendel discovered that the ClamAV ClamD service incorrectly handled the VirusEvent feature. An attacker able to connect to ClamD could possibly use this issue to execute arbitrary code.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Local
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-11-08 CVE Reserved
  • 2024-02-15 CVE Published
  • 2024-08-01 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
 ClamAV
Search vendor "Cisco" for product "ClamAV"
 1.2.0
Search vendor "Cisco" for product "ClamAV" and version "1.2.0"
en
Affected
Cisco
Search vendor "Cisco"
 ClamAV
Search vendor "Cisco" for product "ClamAV"
 1.2.1
Search vendor "Cisco" for product "ClamAV" and version "1.2.1"
en
Affected