Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : ClamAV vulnerabilities (USN-3940-1)

high Nessus Plugin ID 123932

Synopsis

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

Description

It was discovered that ClamAV incorrectly handled scanning certain PDF documents. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2019-1787)

It was discovered that ClamAV incorrectly handled scanning certain OLE2 files. A remote attacker could use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-1788)

It was discovered that ClamAV incorrectly handled scanning certain PE files. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2019-1789).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-3940-1

Plugin Details

Severity: High

ID: 123932

File Name: ubuntu_USN-3940-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 4/9/2019

Updated: 10/21/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2019-1789

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:clamav, p-cpe:/a:canonical:ubuntu_linux:clamav-base, p-cpe:/a:canonical:ubuntu_linux:clamav-daemon, p-cpe:/a:canonical:ubuntu_linux:clamav-freshclam, p-cpe:/a:canonical:ubuntu_linux:clamav-milter, p-cpe:/a:canonical:ubuntu_linux:clamav-testfiles, p-cpe:/a:canonical:ubuntu_linux:clamdscan, p-cpe:/a:canonical:ubuntu_linux:libclamav-dev, p-cpe:/a:canonical:ubuntu_linux:libclamav7, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/8/2019

Vulnerability Publication Date: 4/8/2019

Reference Information

CVE: CVE-2019-1787, CVE-2019-1788, CVE-2019-1789

USN: 3940-1