5.8 - RHSA-2014:1082

Problem Description:

Updated thermostat1-httpcomponents-client packages that fix two security issues are now available for Red Hat Software Collections 1.

Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

2. Relevant releases/architectures:

Red Hat Software Collections 1 for Red Hat Enterprise Linux Server (v. 6) - noarch Red Hat Software Collections 1 for Red Hat Enterprise Linux Server EUS (v. 6.4) - noarch Red Hat Software Collections 1 for Red Hat Enterprise Linux Workstation (v. 6) - noarch

3. Description:

Thermostat is a monitoring and instrumentation tool for the OpenJDK HotSpot Java Virtual Machine (JVM) with support for monitoring multiple JVM instances.

The httpcomponents-client package provides an HTTP agent implementation that is used by Thermostat to visualize collected data in an HTTP-aware client application.

It was found that the fix for CVE-2012-5783 was incomplete: the code added to check that the server hostname matches the domain name in a subject's Common Name (CN) field in X.509 certificates was flawed. 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)

It was found that the fix for CVE-2012-6153 was incomplete: the code added to check that the server hostname matches the domain name in a subject's Common Name (CN) field in X.509 certificates was flawed. A man-in-the-middle attacker could use this flaw to spoof an SSL server using a specially crafted X.509 certificate. (CVE-2014-3577)

The CVE-2012-6153 issue was discovered by Florian Weimer of Red Hat Product Security.

For additional information on these flaws, refer to the Knowledgebase article in the References section.

All thermostat1-httpcomponents-client users are advised to upgrade to these updated packages, which contain backported patches to correct these issues.

4. 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

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

1129074 - CVE-2014-3577 Apache HttpComponents client: Hostname verification susceptible to MITM attack 1129916 - CVE-2012-6153 Apache HttpComponents client: Hostname verification susceptible to MITM attack