Anilrgowda

Internet Explorer IFRAME Buffer Overflow Vulnerability


Secunia Advisory: SA12959
Release Date: 2004-11-02
Last Update: 2004-11-04


Critical:
Extremely critical
Impact: System access

Where: From remote

Solution Status: Unpatched


Software: Microsoft Internet Explorer 6


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Description:
A vulnerability has been reported in Internet Explorer, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error in the handling of certain attributes in the <IFRAME> HTML tag. This can be exploited to cause a buffer overflow via a malicious HTML document containing overly long strings in the "SRC" and "NAME" attributes of the <IFRAME> tag.

Successful exploitation allows execution of arbitrary code.

The vulnerability has been confirmed in the following versions:
* Internet Explorer 6.0 on Windows XP SP1 (fully patched).
* Internet Explorer 6.0 on Windows 2000 (fully patched).

NOTE: This advisory has been rated "Extremely critical" as a working exploit has been published on public mailing lists.

Solution:
The vulnerability does not affect systems running Windows XP with SP2 installed.
Use another product.