Unity Linux 20.1070a Security Update: python3.11 (UTSA-2026-150492)

medium Nessus Plugin ID 376557

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-2026-150492 advisory.

The imaplib module, when passed a user-controlled command, can have additional commands injected using newlines. Mitigation rejects commands containing control characters.

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 python3.11 package.

See Also

https://access.redhat.com/security/cve/CVE-2025-15366

https://github.com/python/cpython/issues/143921

https://github.com/python/cpython/pull/143922

http://www.nessus.org/u?151292a7

http://www.nessus.org/u?1c80fefe

http://www.nessus.org/u?59ad6944

http://www.nessus.org/u?68844d8e

http://www.nessus.org/u?9c16ba2a

http://www.nessus.org/u?a2520643

http://www.nessus.org/u?d46db85e

Plugin Details

Severity: Medium

ID: 376557

File Name: unity_linux_UTSA-2026-150492.nasl

Version: 1.1

Type: Local

Published: 11/5/2026

Updated: 11/5/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

Percentile: 95.84

CVSS v2

Risk Factor: High

Base Score: 8

Temporal Score: 5.9

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

CVSS Score Source: CVE-2025-15366

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

CVSS v4

Risk Factor: Medium

Base Score: 5.9

Threat Score: 2.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N

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: 11/5/2026

Vulnerability Publication Date: 1/20/2026

Reference Information

CVE: CVE-2025-15366