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Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : PackageKit vulnerabilities (USN-4538-1)

high Nessus Plugin ID 183597

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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-4538-1 advisory.

 Vaisha Bernard discovered that PackageKit incorrectly handled certain methods. A local attacker could use this issue to learn the MIME type of any file on the system. (CVE-2020-16121)

 Sami Niemimki discovered that PackageKit incorrectly handled local deb packages. A local user could possibly use this issue to install untrusted packages, contrary to expectations. (CVE-2020-16122)

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-4538-1

Plugin Details

Severity: High

ID: 183597

File Name: ubuntu_USN-4538-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/20/2023

Updated: 8/29/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2020-16122

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:gstreamer1.0-packagekit, p-cpe:/a:canonical:ubuntu_linux:packagekit, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:packagekit-backend-smart, p-cpe:/a:canonical:ubuntu_linux:packagekit-tools, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:packagekit-backend-aptcc, p-cpe:/a:canonical:ubuntu_linux:packagekit-gtk3-module, p-cpe:/a:canonical:ubuntu_linux:gir1.2-packagekitglib-1.0, p-cpe:/a:canonical:ubuntu_linux:libpackagekit-glib2-dev, p-cpe:/a:canonical:ubuntu_linux:packagekit-command-not-found, p-cpe:/a:canonical:ubuntu_linux:libpackagekit-glib2-18, p-cpe:/a:canonical:ubuntu_linux:python3-packagekit, p-cpe:/a:canonical:ubuntu_linux:libpackagekit-glib2-16

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/24/2020

Vulnerability Publication Date: 11/7/2020

Reference Information

CVE: CVE-2020-16121, CVE-2020-16122

USN: 4538-1