The Play method in the UUPlayer ActiveX control 6.0.0.1 in UUSee 2010 6.11.0609.2 allows remote attackers to execute arbitrary programs via a UNC share pathname in the MPlayerPath parameter.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.