Full Disclosure mailing list archives
Re: Cisco IOS Shellcode Presentation
From: "Andrew R. Reiter" <arr () watson org>
Date: Fri, 29 Jul 2005 20:22:19 -0400 (EDT)
On Fri, 29 Jul 2005, Frank Knobbe wrote: :On Fri, 2005-07-29 at 18:57 -0500, J.A. Terranson wrote: :> They fucked up. They'll have to fix it then. But thats not the same :as :> the gross negligence they're being accused of. : :I'm not sure that can fix that. Unless they add canaries to the stack :and include other OpenBSD style W^X type checks. I mean, it's the same :problem any OS that uses stacks faces. It's just that we now begin to :see how things are laid out in IOS and gain information about its :routines, how it works, and how to bypass watchdogs and such. If you watched the presentation or have looked at anything Cisco IOS related, you'd know that stack usage is quite limited and, if I recall, they do have a canary-esque implementation. : :Cisco just has to be more careful with vulnerabilities now since they :can be exploited better :) : :Cheers, :Frank : : :-- :Shame on Cisco. Double-Shame on ISS. : : -- Andrew R. Reiter arr () watson org _______________________________________________ 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:
- Re: Cisco IOS Shellcode Presentation, (continued)
- Re: Cisco IOS Shellcode Presentation Andrew R. Reiter (Jul 29)
- Re: Cisco IOS Shellcode Presentation Tim (Jul 29)
- Re: Cisco IOS Shellcode Presentation Steve Friedl (Jul 29)
- Re: Cisco IOS Shellcode Presentation Valdis . Kletnieks (Jul 29)
- Re: Cisco IOS Shellcode Presentation Randall Perry (Jul 29)
- Re: Cisco IOS Shellcode Presentation Valdis . Kletnieks (Jul 29)
- Re: Cisco IOS Shellcode Presentation Jochen Kaiser (Jul 29)
- Re: Cisco IOS Shellcode Presentation Valdis . Kletnieks (Jul 29)
- Re: Cisco IOS Shellcode Presentation J.A. Terranson (Jul 29)
- Re: Cisco IOS Shellcode Presentation Frank Knobbe (Jul 29)
- Re: Cisco IOS Shellcode Presentation Andrew R. Reiter (Jul 29)
- Re: Cisco IOS Shellcode Presentation J.A. Terranson (Jul 29)
- Re: Cisco IOS Shellcode Presentation Jason Coombs (Jul 29)
- Re: Cisco IOS Shellcode Presentation Valdis . Kletnieks (Jul 29)
- Re: Cisco IOS Shellcode Presentation Jason Coombs (Jul 29)
- Re: Cisco IOS Shellcode Presentation Valdis . Kletnieks (Jul 29)
- Re: Cisco IOS Shellcode Presentation lsi (Jul 30)
- Re: Cisco IOS Shellcode Presentation Valdis . Kletnieks (Jul 29)
- Re: Cisco IOS Shellcode Presentation J.A. Terranson (Jul 29)
- RE: Cisco IOS Shellcode Presentation Geo. (Jul 29)
- Re: Cisco IOS Shellcode Presentation Jason (Jul 29)