RHSA-2021:1631: Moderate: python-urllib3 security update
First published: Tue May 18 2021(Updated: )
The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities.<br>Security Fix(es):<br><li> python-urllib3: CRLF injection via HTTP request method (CVE-2020-26137)</li> 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.<br>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/python-urllib3 | <1.24.2-5.el8 | 1.24.2-5.el8 |
| redhat/python3-urllib3 | <1.24.2-5.el8 | 1.24.2-5.el8 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2021:1631?
The severity of RHSA-2021:1631 is categorized as important due to potential CRLF injection vulnerabilities.
How do I fix RHSA-2021:1631?
To fix RHSA-2021:1631, you should upgrade the python-urllib3 or python3-urllib3 package to version 1.24.2-5.el8 or later.
What impact does RHSA-2021:1631 have on my system?
RHSA-2021:1631 may allow an attacker to perform CRLF injection attacks that can lead to misleading response headers or HTTP response splitting.
Which packages are affected by RHSA-2021:1631?
RHSA-2021:1631 affects the python-urllib3 and python3-urllib3 packages prior to version 1.24.2-5.el8.
When was RHSA-2021:1631 released?
RHSA-2021:1631 was released on May 26, 2021.
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