SUSE SLED15: libpython3_9-1_0 / python39 / python39-base / python39-curses / etc (SUSE-SU-2021:2940-1)

critical Nessus Plugin ID 152997

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:2940-1 advisory.

- CVE-2021-29921: Fixed improper input validation of octal string IP addresses (bsc#1185706).
- Use versioned python-Sphinx to avoid dependency on other version of Python (bsc#1183858).
- Stop providing 'python' symbol (bsc#1185588), which means python2 currently.

Tenable has extracted the preceding description block directly from the SUSE 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://bugzilla.suse.com/1183858

https://bugzilla.suse.com/1185588

https://bugzilla.suse.com/1185706

https://www.suse.com/security/cve/CVE-2021-29921

http://www.nessus.org/u?dce2e85b

Plugin Details

Severity: Critical

ID: 152997

File Name: suse_SU-2021-2940-1.nasl

Version: 1.6

Type: Local

Agent: unix

Published: 9/4/2021

Updated: 6/25/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2021-29921

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:novell:suse_linux:python39-curses, p-cpe:/a:novell:suse_linux:python39-tk, p-cpe:/a:novell:suse_linux:libpython3_9-1_0, p-cpe:/a:novell:suse_linux:python39-idle, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:python39, p-cpe:/a:novell:suse_linux:python39-devel, p-cpe:/a:novell:suse_linux:python39-tools, p-cpe:/a:novell:suse_linux:python39-base, p-cpe:/a:novell:suse_linux:python39-dbm

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/3/2021

Vulnerability Publication Date: 5/6/2021

Reference Information

CVE: CVE-2021-29921

IAVA: 2021-A-0263-S

SuSE: SUSE-SU-2021:2940-1