CVE-2019-15961CWE-20

Clam AntiVirus (ClamAV) Software Email Parsing Vulnerability

High · published January 15, 2020

CVSS v3.1
7.5
EPSS
3%
Percentile
87.8
In the wild
Unconfirmed
What it is

A vulnerability in the email parsing module Clam AntiVirus (ClamAV) Software versions 0.102.0, 0.101.4 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to inefficient MIME parsing routines that result in extremely long scan times of specially formatted email files. An attacker could exploit this vulnerability by sending a crafted email file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to scan the crafted email file indefinitely, resulting in a denial of service condition.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.03135 · 87.8th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2020-01-15T19:05Z
EPSS history
Timeline
  • 15 JAN 19:05Z
    Clam AntiVirus (ClamAV) Software Email Parsing Vulnerability
    cvelistv5