[NEWS] Netscape Concurrency-related Memory Corruption Vulnerability

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Netscape Concurrency-related Memory Corruption Vulnerability
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SUMMARY

A vulnerability in Netscape browser allows remote attackers to corrupt the
memory of the browser by sending it malformed HTML content.

DETAILS

Vulnerable Systems:
* Netscape Browser version 8.1 in Windows 2000 SP4 fully patched

Immune Systems:
* Firefox version 1.5.0.6

When visiting the test link <http://lcamtuf.coredump.cx/ffoxdie.html>
http://lcamtuf.coredump.cx/ffoxdie.html (included to the original
vulnerability report related to Firefox) browser crashed immediately
generating Application Error. No user interaction was needed.

Solution status:
No updated version available from the vendor at the time of reporting.

Workarounds:
The following working workaround has been tested: Disable JavaScript
support from Tools / Options... / Site Controls.

Timeline:
18-Aug-2006 - Vulnerability confirmed in Netscape
19-Aug-2006 - Vendor was contacted
19-Aug-2006 - Security companies and several CERT units contacted


ADDITIONAL INFORMATION

The information has been provided by <mailto:juha-matti.laurio@xxxxxxxx>
Juha-Matti Laurio.



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