August, 2010

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Internet Explorer considered harmful

Scary Beasts Security

Now that this paper is officially public, the full story of CSS-based cross-origin theft can come out. (As an aside I'd like to note that I contributed little other than review to the paper so credit must go to the other named individuals). For background reading, see my Dec 2009 original post and an update that notes Firefox fixing the issue. In the original post, I state two mitigating factors that prevent the attack being very serious: the fact that quotes and particularly newlines stop the a

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Identifying internet explorer user with a smb query

Elie

Internet Explorer privacy is flawed. This blog post shows how to abuse SMB query to force Internet explorer to disclose windows username, domain and version even while in private mode or using an HTTP proxy. Proof of concept included.