RHEL 8 : python3 (RHSA-2022:1986)

medium Nessus Plugin ID 161022

Synopsis

The remote Red Hat host is missing one or more security updates for python3.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:1986 advisory.

- python: urllib: HTTP client possible infinite loop on a 100 Continue response (CVE-2021-3737)

- python: ftplib should not use the host from the PASV response (CVE-2021-4189)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL python3 package based on the guidance in RHSA-2022:1986.

See Also

http://www.nessus.org/u?9341665d

http://www.nessus.org/u?f514cbd5

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/errata/RHSA-2022:1986

https://bugzilla.redhat.com/show_bug.cgi?id=1995162

https://bugzilla.redhat.com/show_bug.cgi?id=2003758

https://bugzilla.redhat.com/show_bug.cgi?id=2009200

https://bugzilla.redhat.com/show_bug.cgi?id=2036020

Plugin Details

Severity: Medium

ID: 161022

File Name: redhat-RHSA-2022-1986.nasl

Version: 1.10

Type: local

Agent: unix

Published: 5/11/2022

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.6

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

CVSS Score Source: CVE-2021-3737

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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

CVSS Score Source: CVE-2021-4189

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:platform-python, p-cpe:/a:redhat:enterprise_linux:platform-python-debug, p-cpe:/a:redhat:enterprise_linux:platform-python-devel, p-cpe:/a:redhat:enterprise_linux:python3, p-cpe:/a:redhat:enterprise_linux:python3-idle, p-cpe:/a:redhat:enterprise_linux:python3-libs, p-cpe:/a:redhat:enterprise_linux:python3-test, p-cpe:/a:redhat:enterprise_linux:python3-tkinter

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 9/20/2021

Reference Information

CVE: CVE-2021-3737, CVE-2021-4189

CWE: 252, 400

IAVA: 2021-A-0497-S

RHSA: 2022:1986