Issued:
2011-02-10
Updated:
2011-02-10

RHSA-2011:0212 - Important: jbossweb security update

Synopsis

Important: jbossweb security update

Type/Severity

Security Advisory Important

Topic

A patch for JBoss Enterprise Application Platform 4.2.0.CP09, 4.3.0.CP09, and 5.1 that fixes one security issue is now available from the Red Hat Customer Portal.

The Red Hat Security Response Team 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

JBoss Web Server is the web container, based on Apache Tomcat, in JBoss Enterprise Application Platform. It provides a single deployment platform for the JavaServer Pages (JSP) and Java Servlet technologies.

A denial of service flaw was found in the way certain strings were converted to Double objects. A remote attacker could use this flaw to cause JBoss Web Server to hang via a specially-crafted HTTP request. (CVE-2010-4476)

All users of Enterprise Application Platform 4.2, 4.3, and 5.1 as provided from the Red Hat Customer Portal are advised to apply this patch. Refer to the Solution section of this erratum for patch download instructions. The JBoss server process must be restarted for this update to take effect.

Solution

A patch to correct CVE-2010-4476 for JBoss Enterprise Application Platform 4.2.0.CP09, 4.3.0.CP09, and 5.1 is available from the Red Hat Customer Portal. To download this patch:

  1. Backup your existing JBoss Enterprise Application Platform installation (including all applications and configuration files).

  2. Log into the Customer Portal: https://access.redhat.com/login

  3. Navigate to This content is not included.https://access.redhat.com/jbossnetwork/restricted/listSoftware.html

  4. On the left-hand side menu, under "JBoss Enterprise Platforms" click "Application Platform". Then, use the "Version:" drop down menu to select "4.2.0.GA_CP09", "4.3.0.GA_CP09", or "5.1.0".

  5. The patch is available from the "Security Advisories" link. After applying the patch, the JBoss server process must be restarted for the update to take effect.

Affected Products

ProductVersionArch
JBoss Enterprise Application PlatformText-Only Advisoriesx86_64

Fixes

CVEs

References

Additional information