CVE-2020-3481 Clam AntiVirus (ClamAV) Software Null Pointer Dereference Vulnerability

2020-07-2000:00:00

CWE-476

cisco

www.cve.org

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

0.024 Low

EPSS

Percentile

89.9%

JSON

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.

CNA Affected

[
  {
    "product": "ClamAV",
    "vendor": "Cisco",
    "versions": [
      {
        "lessThan": "0.102.4",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]