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Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS : Linux PTP vulnerability (USN-6097-1)

high Nessus Plugin ID 176240

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-6097-1 advisory.

 It was discovered that Linux PTP did not properly perform a length check

 when forwarding a PTP message between ports. A remote attacker could

 possibly use this issue to access sensitive information, execute

 arbitrary code, or cause a denial of service.

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 linuxptp package.

See Also

https://ubuntu.com/security/notices/USN-6097-1

Plugin Details

Severity: High

ID: 176240

File Name: ubuntu_USN-6097-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/23/2023

Updated: 8/27/2024

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: 5.9

CVSS v2

Risk Factor: High

Base Score: 8

Temporal Score: 5.9

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

CVSS Score Source: CVE-2021-3570

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:linuxptp, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:esm

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/23/2023

Vulnerability Publication Date: 7/6/2021

Reference Information

CVE: CVE-2021-3570

USN: 6097-1