Ubuntu 16.04 LTS / 18.04 LTS / 18.10 / 19.04 : bzip2 vulnerabilities (USN-4038-1)

critical Nessus Plugin ID 126305
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Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

Aladdin Mubaied discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-3189)

It was discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code.
(CVE-2019-12900).

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 bzip2 and / or libbz2-1.0 packages.

See Also

https://usn.ubuntu.com/4038-1/

Plugin Details

Severity: Critical

ID: 126305

File Name: ubuntu_USN-4038-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 6/27/2019

Updated: 10/23/2020

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:bzip2, p-cpe:/a:canonical:ubuntu_linux:libbz2-1.0, cpe:/o:canonical:ubuntu_linux:16.04, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.10, cpe:/o:canonical:ubuntu_linux:19.04

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/26/2019

Vulnerability Publication Date: 6/30/2016

Reference Information

CVE: CVE-2016-3189, CVE-2019-12900

USN: 4038-1

IAVA: 2020-A-0482