RHEL 7 : python (RHSA-2022:5235)

critical Nessus Plugin ID 162573

Synopsis

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

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: 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)

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 affected packages.

See Also

https://access.redhat.com/security/cve/CVE-2020-26116

https://access.redhat.com/security/cve/CVE-2020-26137

https://access.redhat.com/security/cve/CVE-2021-3177

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

https://bugzilla.redhat.com/1883014

https://bugzilla.redhat.com/1883632

https://bugzilla.redhat.com/1918168

Plugin Details

Severity: Critical

ID: 162573

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

Version: 1.8

Type: local

Agent: unix

Published: 6/28/2022

Updated: 10/19/2023

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

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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: 9.1

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:F/RL:O/RC:C

Vulnerability Information

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