Multiple integer overflows in the Job Engine (bengine.exe) service in Symantec Backup Exec for Windows Servers (BEWS) 11d build 11.0.7170 and 11.0.6.6235 allow remote attackers to cause a denial of service (CPU and memory consumption) via a crafted packet to port 5633/tcp, which triggers an infinite loop.
https://exchange.xforce.ibmcloud.com/vulnerabilities/38677
http://www.vupen.com/english/advisories/2007/4019
http://www.securitytracker.com/id?1019001
http://www.securityfocus.com/bid/26029
http://www.securityfocus.com/archive/1/484333/100/0/threaded
http://www.securityfocus.com/archive/1/484318/100/0/threaded
http://securityresponse.symantec.com/avcenter/security/Content/2007.11.27.html