Windows Media Player 9 and 10, in certain cases, allows content protected by Windows Media Digital Rights Management (WMDRM) to redirect the user to a web site to obtain a license, even when the "Acquire licenses automatically for protected content" setting is not enabled.
The Microsoft Windows Media Player 9.0 ActiveX control may allow remote attackers to execute arbitrary web script in the Local computer zone via the (1) artist or (2) song fields of a music file, if the file is processed using Internet Explorer.
The getItemInfoByAtom function in the ActiveX control for Microsoft Windows Media Player 9.0 returns a 0 if the file does not exist and the size of the file if the file exists, which allows remote attackers to determine the existence of files on the local system.
Multiple buffer overflows in libpng 1.2.5 and earlier, as used in multiple products, allow remote attackers to execute arbitrary code via malformed PNG images in which (1) the png_handle_tRNS function does not properly validate the length of transparency chunk (tRNS) data, or the (2) png_handle_sBIT or (3) png_handle_hIST functions do not perform sufficient bounds checking.
Windows Media Player 9 allows remote attackers to execute arbitrary code via a PNG file containing large (1) width or (2) height values, aka the "PNG Processing Vulnerability."
The DHTML capability in Microsoft Windows Media Player (WMP) 6.4, 7.0, 7.1, and 9 may run certain URL commands from a security zone that is less trusted than the current zone, which allows attackers to bypass intended access restrictions.
Windows Media Player (WMP) 7 and 8, as running on Internet Explorer and possibly other Microsoft products that process HTML, allows remote attackers to bypass zone restrictions and access or execute arbitrary files via an IFRAME tag pointing to an ASF file whose Content-location contains a File:// URL.
A certain Microsoft Windows Media Player 9 Series ActiveX control allows remote attackers to view and manipulate the Media Library on the local system via HTML script.
Directory traversal vulnerability in Microsoft Windows Media Player 7.1 and Windows Media Player for Windows XP allows remote attackers to execute arbitrary code via a skins file with a URL containing hex-encoded backslash characters (%5C) that causes an executable to be placed in an arbitrary location.
Microsoft Windows Media Player (WMP) 6.3, when installed on Solaris, installs executables with world-writable permissions, which allows local users to delete or modify the executables to gain privileges.