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4play
05-08-2005, 04:27 PM
An anonymous reader writes "News sources are reporting that a 'killer' new Firefox exploit has been revealed today by FrSIRT who warn that this 0day exploit/vulnerability (as yet unpatched) should be rated as critical. Summery of the exploit: If a user clicks anywhere on a specially crafted page, this code will automatically create and execute a malicious batch/exe file. Proof of concept code supplied by FrSIRT."

http://www.frsirt.com/exploits/20050507.firefox0day.php

peat moss
05-08-2005, 06:27 PM
They did patch it tho ? What does's partially patch mean ? :lol: I'm sure it will be fixed in few hours or so tho. Thats the neat thing about open source , hundreds of people are probably looking at this problem, and thinking of way's to solve it .

Skiz
05-08-2005, 06:54 PM
That's impossible. According to every FF user I've come across, FF is impervious to fault. :dry:

davec8
05-08-2005, 07:57 PM
That's impossible. According to every FF user I've come across, FF is impervious to fault. :dry:
I don't claim it to be impervious, but when holes like this come up they're usually patched within a few days at the most as opposed to a month or 2 like most of the other browsers. That's a definite plus.

4play
05-08-2005, 08:12 PM
this was reported to bugzilla some time ago but bugzilla will not let me access that report since you have to have certain permissions to actually view critical vulns.

a tempory fix is about and it seems a 1.04 is in the works i believe.

DarthInsinuate
05-09-2005, 10:38 AM
secunia now have their report written up http://secunia.com/advisories/15292/


Solution:
1) Disable JavaScript.

2) Disable software installation: Options --> Web Features --> "Allow web sites to install software"

NOTE: A temporary solution has been added to the sites "update.mozilla.org" and "addons.mozilla.org" where requests are redirected to "do-not-add.mozilla.org". This will stop the publicly available exploit code using a combination of vulnerability 1 and 2 to execute arbitrary code in the default settings of Firefox.