RHEL 7 : python (RHSA-2022:5235)

critical Nessus Plugin ID 162573

Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5235 advisory.

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.

Security Fix(es):

* python: CRLF injection via HTTP request method in httplib/http.client (CVE-2020-26116)

* python-urllib3: CRLF injection via HTTP request method (CVE-2020-26137)

* python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c (CVE-2021-3177)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 python package based on the guidance in RHSA-2022:5235.

See Also

http://www.nessus.org/u?d260a916

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

https://access.redhat.com/errata/RHSA-2022:5235

https://bugzilla.redhat.com/show_bug.cgi?id=1883014

https://bugzilla.redhat.com/show_bug.cgi?id=1883632

https://bugzilla.redhat.com/show_bug.cgi?id=1896494

https://bugzilla.redhat.com/show_bug.cgi?id=1918168

Plugin Details

Severity: Critical

ID: 162573

File Name: redhat-RHSA-2022-5235.nasl

Version: 1.10

Type: local

Agent: unix

Published: 6/28/2022

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

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-2021-3177

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:redhat:enterprise_linux:python-test, p-cpe:/a:redhat:enterprise_linux:tkinter, p-cpe:/a:redhat:enterprise_linux:python-debug, p-cpe:/a:redhat:enterprise_linux:python-libs, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:python-devel, p-cpe:/a:redhat:enterprise_linux:python-tools, p-cpe:/a:redhat:enterprise_linux:python

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: 6/28/2022

Vulnerability Publication Date: 7/30/2020

Reference Information

CVE: CVE-2020-26116, CVE-2020-26137, CVE-2021-3177

CWE: 113, 120

IAVA: 2020-A-0340-S, 2021-A-0052-S

RHSA: 2022:5235