This indicates a possible attack towards a stack-based buffer-overflow in Microsoft Visual Studio 6.0 and Microsoft Visual InterDev 6.0, which can be exploited by sending a long DataProject field in a Visual Studio Database Project File (.dbp) or Visual Studio Solution (.sln).
Microsoft Visual Studio 6.0
Microsoft Visual InterDev 6.0
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently, there are no known upgrades, patches, or workarounds available to correct this issue.