Unrestricted critical resource lock in Agnitum Outpost Firewall PRO 4.0 1007.591.145 and earlier allows local users to cause a denial of service (system hang) by capturing the outpost_ipc_hdr mutex.Referenceshttp://www.securityfocus.com/archive/1/470278/100/0/threadedhttp://osvdb.org/42038https://exchange.xforce.ibmcloud.com/vulnerabilities/34686http://www.matousec.com/info/advisories/Outpost-Enforcing-system-reboot-with-outpost_ipc_hdr-mutex.phphttp://securityreason.com/securityalert/2775http://www.securityfocus.com/bid/24284