RHEL 7 : python27-python and python27-python-pip (RHSA-2022:1663)

high Nessus Plugin ID 160417

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Synopsis

The remote Red Hat host is missing one or more security updates for python27-python / python27-python-pip.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:1663 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: urllib: Regular expression DoS in AbstractBasicAuthHandler (CVE-2021-3733)

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

* python: urllib.parse does not sanitize URLs containing ASCII newline and tabs (CVE-2022-0391)

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

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 python27-python / python27-python-pip packages based on the guidance in RHSA-2022:1663.

Plugin Details

Severity: High

ID: 160417

File Name: redhat-RHSA-2022-1663.nasl

Version: 1.10

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/2/2022

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2022-0391

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:python27-python, p-cpe:/a:redhat:enterprise_linux:python27-tkinter, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:python27-python-devel, p-cpe:/a:redhat:enterprise_linux:python27-python-debug, p-cpe:/a:redhat:enterprise_linux:python27-python-tools, p-cpe:/a:redhat:enterprise_linux:python27-python-test, p-cpe:/a:redhat:enterprise_linux:python27-python-libs

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: 5/2/2022

Vulnerability Publication Date: 9/20/2021

Reference Information

CVE: CVE-2021-3733, CVE-2021-3737, CVE-2021-4189, CVE-2022-0391

CWE: 252, 400, 74

IAVA: 2021-A-0497-S

RHSA: 2022:1663

Detections

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