Amazon Linux AMI : clamav (ALAS-2020-1335)

high Nessus Plugin ID 133005
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VPR Score: 3.6

Synopsis

The remote Amazon Linux AMI host is missing a security update.

Description

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. (CVE-2019-15961)

Solution

Run 'yum update clamav' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2020-1335.html

Plugin Details

Severity: High

ID: 133005

File Name: ala_ALAS-2020-1335.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/17/2020

Updated: 1/23/2020

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: High

VPR Score: 3.6

CVSS Score Source: CVE-2019-15961

CVSS v2.0

Base Score: 7.1

Temporal Score: 5.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:clamav, p-cpe:/a:amazon:linux:clamav-data, p-cpe:/a:amazon:linux:clamav-db, p-cpe:/a:amazon:linux:clamav-debuginfo, p-cpe:/a:amazon:linux:clamav-devel, p-cpe:/a:amazon:linux:clamav-filesystem, p-cpe:/a:amazon:linux:clamav-lib, p-cpe:/a:amazon:linux:clamav-milter, p-cpe:/a:amazon:linux:clamav-update, p-cpe:/a:amazon:linux:clamd, cpe:/o:amazon:linux

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 1/15/2020

Vulnerability Publication Date: 1/15/2020

Reference Information

CVE: CVE-2019-15961

ALAS: 2020-1335