[Full-disclosure] New flaw found in Firefox 2.0.0.4: Firefox file input focus vulnerabilities

ascii ascii at katamail.com
Sun Jul 1 02:17:41 BST 2007


carl hardwick wrote:
> PoC here: http://yathong.googlepages.com/FirefoxFocusBug.html
>
> The vulnerability allows the attacker to silently redirect focus of
> selected key press events to an otherwise protected file upload form
> field. This is possible because of how onKeyDown event is handled,
> allowing the focus to be moved between the two. This enables the
> attacker to read arbitrary files on victim's system.

many thanks for sharing this : )

it's a pretty serious vulnerability as said by Zalewski

regards,
Francesco `ascii` Ongaro
http://www.ush.it




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