CVE-2020-3481 - CVE House

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Status published High CVE-2020-3481

Clam AntiVirus (ClamAV) Software Null Pointer Dereference Vulnerability

7.5 CVSS

Vulnerability Description

A vulnerability in the EGG archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.102.0 - 0.102.3 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a null pointer dereference. An attacker could exploit this vulnerability by sending a crafted EGG file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Cisco

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Affected Software

ClamAV

Vulnerable Versions:

unspecified

Timeline

Official Publish: July 20th, 2020

Last Modified: November 13th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service

T1499.004 Application or System Exploitation

T1489 Service Stop

T1203 Exploitation for Client Execution

T1190 Exploit Public-Facing Application