Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : ClamAV vulnerabilities (USN-4435-1)

medium Nessus Plugin ID 139023

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4435-1 advisory.

It was discovered that ClamAV incorrectly handled parsing ARJ archives. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2020-3327)

It was discovered that ClamAV incorrectly handled scanning malicious files. A local attacker could possibly use this issue to delete arbitrary files. (CVE-2020-3350)

It was discovered that ClamAV incorrectly handled parsing EGG archives. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2020-3481)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-4435-1

Plugin Details

Severity: Medium

ID: 139023

File Name: ubuntu_USN-4435-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 7/28/2020

Updated: 8/27/2024

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:N/I:P/A:P

CVSS Score Source: CVE-2020-3350

CVSS v3

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 5.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:clamdscan, p-cpe:/a:canonical:ubuntu_linux:libclamav-dev, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:clamav-freshclam, p-cpe:/a:canonical:ubuntu_linux:clamav-testfiles, p-cpe:/a:canonical:ubuntu_linux:clamav, p-cpe:/a:canonical:ubuntu_linux:clamav-milter, p-cpe:/a:canonical:ubuntu_linux:libclamav9, p-cpe:/a:canonical:ubuntu_linux:clamav-daemon, p-cpe:/a:canonical:ubuntu_linux:clamav-base

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 7/27/2020

Vulnerability Publication Date: 5/13/2020

Reference Information

CVE: CVE-2020-3327, CVE-2020-3350, CVE-2020-3481

USN: 4435-1