RHSA-2021:2116 - Security Advisory

Topic

An update for python-httplib2 is now available for Red Hat OpenStack
Platform 16.1 (Train).

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.

Description

A comprehensive HTTP client library that supports many features left out of other HTTP libraries.

Security Fix(es):

• CRLF injection via an attacker controlled unescaped part of uri for

httplib2.Http.request function (CVE-2020-11078)

• Regular expression denial of service via malicious header

(CVE-2021-21240)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page listed in the References section.

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

Affected Products

• Cinderlib 16.1 x86_64
• Cinderlib for IBM Power LE 16.1 ppc64le

Fixes

• BZ - 1845937 - CVE-2020-11078 python-httplib2: CRLF injection via an attacker controlled unescaped part of uri for httplib2.Http.request function
• BZ - 1926885 - CVE-2021-21240 python-httplib2: Regular expression denial of service via malicious header

CVEs

• CVE-2020-11078
• CVE-2021-21240

References

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