RHEL 7 : python-urllib3 (RHSA-2019:2272)

critical Nessus Plugin ID 127701

Synopsis

The remote Red Hat host is missing one or more security updates for python-urllib3.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2019:2272 advisory.

The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities.

Security Fix(es):

* python-urllib3: Cross-host redirect does not remove Authorization header allow for credential exposure (CVE-2018-20060)

* python-urllib3: CRLF injection due to not encoding the '\r\n' sequence leading to possible attack on internal service (CVE-2019-11236)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from 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-urllib3 package based on the guidance in RHSA-2019:2272.

See Also

http://www.nessus.org/u?08afebd3

http://www.nessus.org/u?cc7115e8

https://access.redhat.com/errata/RHSA-2019:2272

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

https://bugzilla.redhat.com/show_bug.cgi?id=1649153

https://bugzilla.redhat.com/show_bug.cgi?id=1700824

Plugin Details

Severity: Critical

ID: 127701

File Name: redhat-RHSA-2019-2272.nasl

Version: 1.9

Type: local

Agent: unix

Published: 8/12/2019

Updated: 11/6/2024

Supported Sensors: Agentless Assessment, Continuous 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: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2018-20060

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: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:python-urllib3

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: 8/6/2019

Vulnerability Publication Date: 12/11/2018

Reference Information

CVE: CVE-2018-20060, CVE-2019-11236

CWE: 113, 522

RHSA: 2019:2272