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.

The Job Engine (bengine.exe) service in Symantec Backup Exec for Windows Servers (BEWS) 11d build 11.0.7170 and 11.0.6.6235 allows remote attackers to cause a denial of service (NULL dereference and service crash) via a crafted packet to port 5633/tcp.