python3 security update

CentOS Errata and Security Advisory CESA-2020:0850

pip is a package management system used to install and manage software packages written in Python. Many packages can be found in the Python Package Index (PyPI). pip is a recursive acronym that can stand for either “Pip Installs Packages” or “Pip Installs Python”.

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)

• python-urllib3: Certification mishandle when error should be thrown (CVE-2019-11324)

• python-requests: Redirect from HTTPS to HTTP does not remove Authorization header (CVE-2018-18074)

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.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2020-March/085787.html

Affected packages:
python3-pip

Upstream details at:
https://access.redhat.com/errata/RHSA-2020:0850