CVE-2011-4140

Name of the Vulnerable Software and Affected Versions Django versions 1.2.0 through 1.2.7 Django versions 1.3.0 through 1.3.1

Description The issue concerns the CSRF protection mechanism, which does not properly handle web-server configurations that support arbitrary HTTP Host headers. This allows remote attackers to trigger unauthenticated forged requests through vectors involving a DNS CNAME record and a web page containing JavaScript code.

Recommendations For Django versions 1.2.0 through 1.2.7, update to a version that properly handles web-server configurations supporting arbitrary HTTP Host headers. For Django versions 1.3.0 through 1.3.1, update to a version that properly handles web-server configurations supporting arbitrary HTTP Host headers.