RHSA-2011:1330 - Security Advisory

Topic

An update for the Apache HTTP Server component for JBoss Enterprise Web
Server 1.0.2 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

The Apache HTTP Server is a popular web server.

A flaw was found in the way the Apache HTTP Server handled Range HTTP
headers. A remote attacker could use this flaw to cause the Apache HTTP
Server to use an excessive amount of memory and CPU time via HTTP requests
with a specially-crafted Range header. (CVE-2011-3192)

All users of JBoss Enterprise Web Server 1.0.2 as provided from the Red Hat
Customer Portal are advised to apply this update.

Solution

The References section of this erratum contains a download link (you must
log in to download the update). Before applying the update, backup your
existing JBoss Enterprise Web Server installation (including all
applications and configuration files).

The JBoss server process must be restarted for this update to take effect.

Affected Products

• JBoss Enterprise Web Server Text-Only Advisories x86_64

Fixes

• BZ - 732928 - CVE-2011-3192 httpd: multiple ranges DoS

CVEs

• CVE-2011-3192

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=webserver&downloadType=securityPatches&version=1.0.2