Microsoft Windows Media Player ActiveX object reveals existence of files

mediaplayer-activex-information-disclosure (18587) The risk level is classified as MediumMedium Risk

Description:

Microsoft Windows Media Player could allow a remote attacker to determine a file's existence. A remote attacker could invoke the WMP ActiveX object and supply '19' to the getItemInfoByAtom function, which would return a '0' if the file does not exist or the size of the file if the file does exist.

Platforms Affected:

  • Microsoft, Windows Media Player 9
  • Microsoft, Windows XP SP1 Professional
  • Microsoft, Windows XP SP2 Professional

Remedy:

Upgrade to the latest version of Windows Media Player (10 or later), available from the Microsoft Download Center Web page. See References.

Consequences:

Obtain Information

References:

Reported:

Dec 18, 2004

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