The Akamai Download Manager (aka DLM or dlmanager) ActiveX control (DownloadManagerV2.ocx) before 2.2.3.5 allows remote attackers to force the download and execution of arbitrary code via unspecified "undocumented object parameters."
https://exchange.xforce.ibmcloud.com/vulnerabilities/42117
http://www.vupen.com/english/advisories/2008/1408/references
http://www.securitytracker.com/id?1019955
http://www.securityfocus.com/bid/28993
http://secunia.com/advisories/30037
http://lists.grok.org.uk/pipermail/full-disclosure/2008-April/061923.html
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=695