Full Disclosure mailing list archives
Re: Linux kernel 0day - dynamite inside, don't burn your fingers
From: "Brian Jung Myeng Lee" <jm3lee () gmail com>
Date: Fri, 14 Jul 2006 23:15:49 -0400
This doesn't work on Ubuntu 6.06 LTS. brian@ubuntu:~/tmp$ uname -a Linux ubuntu 2.6.15-26-386 #1 PREEMPT Fri Jul 7 19:27:00 UTC 2006 i686 GNU/Linuxbrian@ubuntu:~/tmp$ ./a.out /nfs/hd2/movies/Fight.Club.1999.avi preparing trying to exploit /nfs/hd2/movies/Fight.Club.1999.avi sh-3.1$ whoami brian On 7/14/06, Iñaki Rodriguez [ackstorm] <irodriguez () ackstorm es> wrote:
El vie, 14-07-2006 a las 23:55 +0200, Dan B escribió: > Hello, > > Joanna R. wrote: > > Hello, > > > > attached 0day kernel 2.6 local root exploit. This is a new genuine > > bug, unpatched in 2.6.17.4 - don't get confused by prctl inside - it > > is only used to change process status. Tested on 2.6.17.4 - it works > Tested on > > dan@n-box ~ $ uname -a > Linux n-box 2.6.16-gentoo-r9 #1 Fri Jun 9 16:44:22 CEST 2006 i686 > Intel(R) Pentium(R) M processor 2.00GHz GNU/Linux > > dan@n-box ~ $ ./h00lyshit ./Media/Audio/DnB/TheEngineer_060331.mp3 > > preparing > trying to exploit ./Media/Audio/DnB/TheEngineer_060331.mp3 > > sh-3.1# id > uid=0(root) gid=100(users) groups=7(lp),10(wheel),18(audio),27(video),35(games),81(apache),100(users),7353(svnusers) > sh-3.1# whoami > root > sh-3.1# > > > > The code exploits a root race in /proc > > So it does :) > > > > have a nice day. > > But this means that I've gotta worry about more servers now! Dam it! > > And is there a workaround to protect against this attack? > Mount /proc as nosuid. > > Cheers, > Dan. > Greetings > _______________________________________________ > Full-Disclosure - We believe in it. > Charter: http://lists.grok.org.uk/full-disclosure-charter.html > Hosted and sponsored by Secunia - http://secunia.com/ -- --- Iñaki Rodríguez irodriguez () ackstorm es Departamento de Sistemas ACK STORM, S.L. Dedicated Hosting services http://ackstorm.es _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
-- Brian Jung Myeng Lee Homepage: http://koreanbrian.com _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
Current thread:
- Linux kernel 0day - dynamite inside, don't burn your fingers Joanna R. (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers James Lay (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Rodrigo Barbosa (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Dan B (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Rodriguez [ackstorm] (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Brian Jung Myeng Lee (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Rodriguez [ackstorm] (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Jeff D (Jul 14)
- <Possible follow-ups>
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers Joanna R. (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers James Lay (Jul 14)
- Linux kernel 0day - dynamite inside, don't burn your fingers Joanna R. (Jul 14)
- Re: Linux kernel 0day - dynamite inside, don't burn your fingers James Lay (Jul 14)
- Linux kernel 0day - dynamite inside, don't burn your fingers Joanna R. (Jul 14)