Detections
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CentOS 8 : python39:3.9 and python39-devel:3.9 (CESA-2021:4160)

critical Nessus Plugin ID 155040

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:4160 advisory.

 - python-lxml: Missing input sanitization for formaction HTML5 attributes may lead to XSS (CVE-2021-28957)

 - python-ipaddress: Improper input validation of octal strings (CVE-2021-29921)

 - python-urllib3: ReDoS in the parsing of authority part of URL (CVE-2021-33503)

 - python: Information disclosure via pydoc (CVE-2021-3426)

 - python-pip: Incorrect handling of unicode separators in git references (CVE-2021-3572)

 - python: urllib: Regular expression DoS in AbstractBasicAuthHandler (CVE-2021-3733)

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

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/errata/RHSA-2021:4160

Plugin Details

Severity: Critical

ID: 155040

File Name: centos8_RHSA-2021-4160.nasl

Version: 1.6

Type: local

Agent: unix

Published: 11/11/2021

Updated: 11/24/2023

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, 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-2021-29921

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: p-cpe:/a:centos:centos:python39-packaging, p-cpe:/a:centos:centos:python39-requests, p-cpe:/a:centos:centos:python39-cryptography, p-cpe:/a:centos:centos:python39-pyparsing, p-cpe:/a:centos:centos:python39-six, p-cpe:/a:centos:centos:python39-attrs, p-cpe:/a:centos:centos:python39, p-cpe:/a:centos:centos:python39-toml, p-cpe:/a:centos:centos:python39-iniconfig, p-cpe:/a:centos:centos:python39-pysocks, p-cpe:/a:centos:centos:python39-test, p-cpe:/a:centos:centos:python39-wheel, p-cpe:/a:centos:centos:python39-more-itertools, p-cpe:/a:centos:centos:python39-setuptools, p-cpe:/a:centos:centos:python39-lxml, p-cpe:/a:centos:centos:python39-setuptools-wheel, p-cpe:/a:centos:centos:python39-pymysql, p-cpe:/a:centos:centos:python39-pip-wheel, p-cpe:/a:centos:centos:python39-scipy, p-cpe:/a:centos:centos:python39-pybind11, p-cpe:/a:centos:centos:python39-ply, p-cpe:/a:centos:centos:python39-chardet, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:python39-mod_wsgi, p-cpe:/a:centos:centos:python39-psycopg2-doc, p-cpe:/a:centos:centos:python39-pluggy, p-cpe:/a:centos:centos:python39-wcwidth, p-cpe:/a:centos:centos:python39-numpy-doc, p-cpe:/a:centos:centos:python39-py, p-cpe:/a:centos:centos:python39-numpy-f2py, p-cpe:/a:centos:centos:python39-tkinter, p-cpe:/a:centos:centos:python39-cython, p-cpe:/a:centos:centos:python39-pip, p-cpe:/a:centos:centos:python39-psycopg2-tests, p-cpe:/a:centos:centos:python39-pycparser, p-cpe:/a:centos:centos:python39-devel, p-cpe:/a:centos:centos:python39-cffi, p-cpe:/a:centos:centos:python39-libs, p-cpe:/a:centos:centos:python39-psutil, p-cpe:/a:centos:centos:python39-pytest, p-cpe:/a:centos:centos:python39-psycopg2, p-cpe:/a:centos:centos:python39-idle, p-cpe:/a:centos:centos:python39-numpy, p-cpe:/a:centos:centos:python39-pyyaml, p-cpe:/a:centos:centos:python39-pybind11-devel, p-cpe:/a:centos:centos:python39-debug, p-cpe:/a:centos:centos:python39-rpm-macros, p-cpe:/a:centos:centos:python39-idna, p-cpe:/a:centos:centos:python39-wheel-wheel, p-cpe:/a:centos:centos:python39-urllib3

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 3/21/2021

Reference Information

CVE: CVE-2021-28957, CVE-2021-29921, CVE-2021-33503, CVE-2021-3426, CVE-2021-3572, CVE-2021-3733, CVE-2021-3737

IAVA: 2021-A-0263-S, 2021-A-0497-S

RHSA: 2021:4160