Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Drew Weaver
By the way anyone trying to actually reproduce/test this just use Debian 10 because they have the DECnet for Linux tools in a deb already and it wouldn't compile on an RPM based system. -Drew -Original Message- From: cisco-nsp On Behalf Of Drew Weaver Sent: Friday, August 6, 2021

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Drew Weaver
Yes, Plus consider the fact that if you do a 'show users' it shows up as a VTY connection and if you set transports on your configuration interfaces (console) it ignores that and still works. -Drew -Original Message- From: cisco-nsp On Behalf Of Randy (K6RP) Sent: Friday, August 6,

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Randy (K6RP)
For something that is answering by default, where brutes cannot be blocked or ratelimited by CoPP or MLS kbobs? Control plane DDoS anyone? What other surprises are in it's codes? I'm sure a (hopefully) whitehat would have fun with this one. --- ~Randy (K6RP) On 08/06/2021 9:00 am, Drew

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Drew Weaver
AAA was unconfigured as I was testing on a lab router. Whether or not it provides unauthorized access depends on whether you expect anyone that has something connected to that router to have access to the console or not. At the very least it provides an opportunity and a vector. It doesn't

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Oliver Boehmer (oboehmer) via cisco-nsp
--- Begin Message --- On Fri, Aug 06, 2021 at 02:00:30PM +0200, Lukas Tribus wrote: > I'm no longer putting in hundreds of hours to fight losing battles, > which earlier in my carrier I did: >

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Gert Doering
Hi, On Fri, Aug 06, 2021 at 02:00:30PM +0200, Lukas Tribus wrote: > I'm no longer putting in hundreds of hours to fight losing battles, > which earlier in my carrier I did: > https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20140828-CVE-2014-3347 Ensuring that MOP

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Lukas Tribus
On Fri, 6 Aug 2021 at 09:59, James Bensley wrote: > > What is right or technically correct is not always the priority. > > This is the job we do, right? (it's the job I do anyway). We find a > way to convince the powers that be, that this is a massive security > risk for example, or for example

Re: [c-nsp] [External] Re: TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread Drew Weaver
Okay my concern overall is not that it is in IOS 12. It's that it is in IOS XE and (possibly) other images. Is there a list somewhere of what images support it? If not there probably should be. -Original Message- From: Hunter Fuller Sent: Thursday, August 5, 2021 3:49 PM To: Drew

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread James Bensley
On Thu, 5 Aug 2021 at 22:47, Lukas Tribus wrote: > > On Thu, 5 Aug 2021 at 21:49, Nick Hilliard wrote: > > It has the appearance of a feature which is kept alive because some > > customer with a huge spend demands it in general-deployment release > > trains (this is idle speculation and may be