RHSA-2014:1098 - Security Advisory

Topic

Updated devtoolset-2-httpcomponents-client packages that fix one security
issue are now available for Red Hat Developer Toolset 2.

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

Description

HttpClient is an HTTP/1.1 compliant HTTP agent implementation based on
httpcomponents HttpCore.

It was discovered that the HttpClient incorrectly extracted host name from
an X.509 certificate subject's Common Name (CN) field. A man-in-the-middle
attacker could use this flaw to spoof an SSL server using a specially
crafted X.509 certificate. (CVE-2012-6153)

This issue was discovered by Florian Weimer of Red Hat Product Security.

For additional information on this flaw, refer to the Knowledgebase article
in the References section.

All devtoolset-2-httpcomponents-client users are advised to upgrade to
these updated packages, which contain a backported patch to correct this
issue.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to use the
Red Hat Network to apply this update are available at
https://access.redhat.com/articles/11258

Affected Products

• Red Hat Developer Toolset (for RHEL Server) 2 for RHEL 6 x86_64
• Red Hat Developer Toolset (for RHEL Server) 2 for RHEL 6 i386
• Red Hat Developer Toolset (for RHEL Workstation) 2 for RHEL 6 x86_64
• Red Hat Developer Toolset (for RHEL Workstation) 2 for RHEL 6 i386

Fixes

• BZ - 1129916 - CVE-2012-6153 Apache HttpComponents client: SSL hostname verification bypass, incomplete CVE-2012-5783 fix

CVEs

• CVE-2012-6153

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/solutions/1165533