CIM Server in IBM Director 5.20.1 and earlier allows remote attackers to cause a denial of service (CPU consumption, connection slot exhaustion, and daemon crash) via a large number of idle connections.
https://exchange.xforce.ibmcloud.com/vulnerabilities/38583
http://www.vupen.com/english/advisories/2007/3942
http://www.securityfocus.com/bid/26509
http://www.kb.cert.org/vuls/id/MIMG-78YMXE
http://www.kb.cert.org/vuls/id/512193