Multiple GameSpy 3D 2.62 compatible gaming servers generate very large UDP responses to small requests, which allows remote attackers to use the servers as an amplifier in DDoS attacks with spoofed UDP query packets, as demonstrated using Battlefield 1942.
Improper Restriction of Operations within the Bounds of a Memory Buffer The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.