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Red Hat Security Advisory 2019-2272-01

Red Hat Security Advisory 2019-2272-01
Posted Aug 6, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-2272-01 - The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities. An access check and a CRLF injection vulnerability were addressed.

tags | advisory, web, python
systems | linux, redhat
advisories | CVE-2018-20060, CVE-2019-11236
SHA-256 | ec7f8fc23e8f3904a0f0c6dd4fc4ac8108300260784fa4137febc7cdca029ed6

Red Hat Security Advisory 2019-2272-01

Change Mirror Download
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====================================================================
Red Hat Security Advisory

Synopsis: Moderate: python-urllib3 security update
Advisory ID: RHSA-2019:2272-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2272
Issue date: 2019-08-06
CVE Names: CVE-2018-20060 CVE-2019-11236
====================================================================
1. Summary:

An update for python-urllib3 is now available for Red Hat Enterprise Linux
7.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client (v. 7) - noarch
Red Hat Enterprise Linux ComputeNode (v. 7) - noarch
Red Hat Enterprise Linux Server (v. 7) - noarch
Red Hat Enterprise Linux Workstation (v. 7) - noarch

3. Description:

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1649153 - CVE-2018-20060 python-urllib3: Cross-host redirect does not remove Authorization header allow for credential exposure
1700824 - CVE-2019-11236 python-urllib3: CRLF injection due to not encoding the '\r\n' sequence leading to possible attack on internal service

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
python-urllib3-1.10.2-7.el7.src.rpm

noarch:
python-urllib3-1.10.2-7.el7.noarch.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
python-urllib3-1.10.2-7.el7.src.rpm

noarch:
python-urllib3-1.10.2-7.el7.noarch.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
python-urllib3-1.10.2-7.el7.src.rpm

noarch:
python-urllib3-1.10.2-7.el7.noarch.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
python-urllib3-1.10.2-7.el7.src.rpm

noarch:
python-urllib3-1.10.2-7.el7.noarch.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2018-20060
https://access.redhat.com/security/cve/CVE-2019-11236
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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