Heap-based buffer overflow in the PdvrAtl.PdvrOcx.1 ActiveX control (pdvratl.dll) in DVRHOST Web CMS OCX 1.0.1.25 allows remote attackers to execute arbitrary code via a long second argument to the TimeSpanFormat method.
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.