ajaxterm.js in AjaxTerm 0.10 and earlier generates session IDs with predictable random numbers based on certain JavaScript functions, which makes it easier for remote attackers to (1) hijack a session or (2) cause a denial of service (session ID exhaustion) via a brute-force attack.
https://exchange.xforce.ibmcloud.com/vulnerabilities/50464
http://www.securityfocus.com/bid/34903
http://www.securityfocus.com/archive/1/503421/100/0/threaded
http://secunia.com/advisories/42784
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052655.html