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Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: ntp (UTSA-2023-002187)

medium Nessus Plugin ID 348920

Synopsis

The Unity Linux host is missing one or more security updates.

Description

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2023-002187 advisory.

 praecis_parse in ntpd/refclock_palisade.c in NTP 4.2.8p15 has an out-of-bounds write. Any attack method would be complex, e.g., with a manipulated GPS receiver.

Tenable has extracted the preceding description block directly from the Unity Linux 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 ntp package.

See Also

https://gitee.com/src-openeuler/ntp/issues/I6UYJ5

https://nvd.nist.gov/vuln/detail/CVE-2023-26555

http://www.nessus.org/u?3afb70bd

Plugin Details

Severity: Medium

ID: 348920

File Name: unity_linux_UTSA-2023-002187.nasl

Version: 1.1

Type: Local

Published: 9/22/2026

Updated: 9/22/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

CVSS Score Source: CVE-2023-26555

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.6

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

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

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/UOS-Server/release, Host/UOS-Server/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 8/28/2023

Vulnerability Publication Date: 4/11/2023

Reference Information

CVE: CVE-2023-26555