IBM OmniFind Enterprise Edition 8.x and 9.x performs web crawls with an unlimited recursion depth, which allows remote web servers to cause a denial of service (infinite loop) via a crafted series of documents.
http://www.vupen.com/english/advisories/2010/2933
http://www.securityfocus.com/bid/44740
http://www.securityfocus.com/archive/1/514688/100/0/threaded
http://security.fatihkilic.de/advisory/fkilic-sa-2010-ibm-omnifind.txt