Buffer overflows in Microsoft Windows Media Player 7 and earlier allow remote attackers to execute arbitrary commands via (1) a long version tag in an .ASX file, or (2) a long banner tag, a variant of the ".ASX Buffer Overrun" vulnerability as discussed in MS:MS00-090.
https://exchange.xforce.ibmcloud.com/vulnerabilities/5574
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-029
http://www.securityfocus.com/bid/2686
http://www.securityfocus.com/archive/1/183906