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Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 LTS / 23.04 : Open VM Tools vulnerability (USN-6257-1)

low Nessus Plugin ID 178940

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 LTS / 23.04 host has packages installed that are affected by a vulnerability as referenced in the USN-6257-1 advisory.

 It was discovered that Open VM Tools incorrectly handled certain authentication requests. A fully compromised ESXi host can force Open VM Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine. (CVE-2023-20867)

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

Note that Nessus has not tested for this issue 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-6257-1

Plugin Details

Severity: Low

ID: 178940

File Name: ubuntu_USN-6257-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 7/27/2023

Updated: 8/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.6

CVSS v2

Risk Factor: Low

Base Score: 2.3

Temporal Score: 1.9

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

CVSS Score Source: CVE-2023-20867

CVSS v3

Risk Factor: Low

Base Score: 3.9

Temporal Score: 3.6

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:open-vm-tools-dev, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:open-vm-tools-containerinfo, p-cpe:/a:canonical:ubuntu_linux:open-vm-tools-desktop, cpe:/o:canonical:ubuntu_linux:23.04, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:open-vm-tools-sdmp, p-cpe:/a:canonical:ubuntu_linux:open-vm-tools, p-cpe:/a:canonical:ubuntu_linux:open-vm-tools-salt-minion, cpe:/o:canonical:ubuntu_linux:16.04:-:esm

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: 7/27/2023

Vulnerability Publication Date: 6/13/2023

CISA Known Exploited Vulnerability Due Dates: 7/14/2023

Reference Information

CVE: CVE-2023-20867

USN: 6257-1