[Full-disclosure] StreamAudio ChainCast ProxyManager ccpm_0237.dll Buffer Overflow

2008-01-13T00:00:00
ID SECURITYVULNS:DOC:18852
Type securityvulns
Reporter Securityvulns
Modified 2008-01-13T00:00:00

Description

Who: http://www.streamaudio.com StreamAudio(formerly ChainCast) is a provides streaming media for radio broadcasters.

What: StreamAudio utilizes an Active control that acts as a proxy between StreamAudio and Windows Media Player which actually plays the content. This control is marked as follows: {2253F320-AB68-4A07-917D-4F12D8884A06} IObjectSafety: IO. Safe for scripting (IDispatch)

How: The first parameter of the InternalTuneIn() method expects a URL to passed it and it fails to properly check the length of the supplied data. The SEH is overwritten after 248 bytes.

Fix: Set the killbit for this this control, see http://support.microsoft.com/kb/240797

Elazar

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