Secunia Security Advisory - Michal Zalewski has discovered a weakness in Internet Explorer, which can be exploited by malicious people to cause a DoS (Denial of Service).
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TITLE:
Internet Explorer Multiple Event Handlers Denial of Service Weakness
SECUNIA ADVISORY ID:
SA19269
VERIFY ADVISORY:
http://secunia.com/advisories/19269/
CRITICAL:
Not critical
IMPACT:
DoS
WHERE:
>From remote
SOFTWARE:
Microsoft Internet Explorer 6.x
http://secunia.com/product/11/
DESCRIPTION:
Michal Zalewski has discovered a weakness in Internet Explorer, which
can be exploited by malicious people to cause a DoS (Denial of
Service).
The vulnerability is caused due to an array boundary error in the
handling of HTML tags with multiple event handlers. This can be
exploited to crash a vulnerable browser via a HTML tag with 94 or
more event handlers.
The weakness has been confirmed on a fully patched system with
Internet Explorer 6.0 and Microsoft Windows XP SP2.
SOLUTION:
Do not visit untrusted web sites.
PROVIDED AND/OR DISCOVERED BY:
Michal Zalewski
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