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 > > [EMAIL PROTECTED] ~ $ 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 > > [EMAIL PROTECTED] ~ $ ./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 [EMAIL PROTECTED] 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/
