[ANNOUNCE] Apache Traffic Server releases for security incident CVE-2012-0256
- From: Leif Hedstrom <zwoop@xxxxxxxxxx>
- Date: Thu, 22 Mar 2012 11:50:01 -0600
Below is our announcement for the security issue reported to us from Codenomicon, via CERT-FI. All previous versions of Apache Traffic Server are vulnerable, and we urge users to upgrade to either v3.0.4 or v3.1.3 immediately. Both releases are available from our download site at
In addition to fixing the CVE-2012-0256 issue, both releases include various other bug fixes. For more details on those fixes, please visit the download site above.
We like to thank everyone involved with reporting and working on this incident. The CERT-FI announcement will be made available soon at
-- Leif, on behalf of the Apache Traffic Server community
CVE-2012-0256: Apache Traffic Server host header vulnerability
Vendor: The Apache Software Foundation
Versions Affected: All stable Apache Traffic Server versions released
before v3.0.4, as well as all development releases prior to v3.1.3.
Description: A request with a very large Host: header can cause the server
to crash. This is a heap allocation issue.
Mitigation: All v2.0.x and v3.0.x users should upgrade to v3.0.4. Users of
the current development releases, v3.1.x, should upgrade to v3.1.3.
Credit: This issue was discovered by the Codenomicon CROSS project, and
reported to Apache via CERT-FI.