This indicates an attempt to exploit a buffer overflow vulnerability in Windows Media Player.
The vulnerability is caused by the application's failure to properly bounds check user supplied data. Attackers may attempt to exploit this issue by coercing users to visit a malicious website or to access malicious ASF files.
Microsoft Windows Media Player (WMP) 6.4 and Windows XP SP2, Server 2003, and Server 2003 SP1.
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