CVE-2011-5036 Information

Description

Rack before 1.1.3 1.2.x before 1.2.5 and 1.3.x before 1.3.6 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.

Reference

http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html http://www.debian.org/security/2013/dsa-2783 http://www.kb.cert.org/vuls/id/903934 http://www.nruns.com/_downloads/advisory28122011.pdf http://www.ocert.org/advisories/ocert-2011-003.html https://gist.github.com/52bbc6b9cc19ce330829