[Beowulf] A careful exploit?

William Johnson meatheadmerlin at gmail.com
Sat Jun 15 17:46:23 PDT 2019


It is a long shot but maybe...
https://www.bbc.com/news/technology-44438812


On Sat, Jun 15, 2019 at 11:27 AM Robert G. Brown <rgb at phy.duke.edu> wrote:

> On Fri, 14 Jun 2019, Jonathan Engwall wrote:
>
> > Maybe I am not being clear. 192.168.0.5 was an intruder.
>
> Inside your private network?  What kind of security are you using on
> your wireless access point inside your router (or your wireless enabled
> router)?  The old encryption schemes can be cracked in literally a
> minute or two by somebody driving by in a car.
>
> Otherwise, a typical router won't pass packets from the outside to the
> inside unless you explicitly enable them, port by port.
>
> Finally, have you removed the default admin password to ensure that the
> modem/router cannot be logged into from the outside?
>
>     rgb
>
> >
> > On Fri, Jun 14, 2019, 10:08 AM Jonathan Engwall
> > <engwalljonathanthereal at gmail.com> wrote:
> >       I saw it yesterday. A nearly invisible VM connected at my login.
> >       Whete do I go from there?I really don't know.
> >
> > On Fri, Jun 14, 2019, 9:54 AM Robert G. Brown <rgb at phy.duke.edu>
> > wrote:
> >       On Fri, 14 Jun 2019, Jonathan Engwall wrote:
> >
> >       > Robert Brown,You never saw this?
> >
> >       I did, and my extensive reply (which you apparently didn't
> >       see, but
> >       which is likely in the beowulf list archives?) basically
> >       boils down to:
> >
> >       We need a LOT more information about your problem to be
> >       able to help.
> >       The nmap scan below doesn't really tell me anything at all
> >       except that
> >       yeah, some hosts are down.
> >
> >       Look in the archives and you can probably find it.
> >
> >       ? ? ?rgb
> >
> >       >
> >       > On Sun, Jun 9, 2019, 1:41 PM Jonathan Engwall
> >       > <engwalljonathanthereal at gmail.com> wrote:
> >       >?? ? ?Hello Beowulf,
> >       > Recently we had serious trouble with the internet. A
> >       technician had to
> >       > climb the pole. Another technician, an IT specialist in
> >       Mexico City,
> >       > could not resolve the issue, sent the man here.
> >       > Now trouble is back. What does this mean? Where are the
> >       missing IPs?
> >       > From the pole to the modem, to my repeater, to my
> >       machine, and then my
> >       > VM gives this using nmap:
> >       >
> >       > Starting Nmap 6.40 ( http://nmap.org ) at 2019-06-09
> >       13:30 PDT
> >       > Initiating Ping Scan at 13:30
> >       > Scanning 256 hosts [2 ports/host]
> >       > Completed Ping Scan at 13:31, 6.64s elapsed (256 total
> >       hosts)
> >       > Initiating Parallel DNS resolution of 256 hosts. at
> >       13:31
> >       > Completed Parallel DNS resolution of 256 hosts. at
> >       13:31, 0.04s
> >       > elapsed
> >       > Nmap scan report for 192.168.0.0 [host down]
> >       > Nmap scan report for 192.168.0.1
> >       > Host is up (0.0080s latency).
> >       > Nmap scan report for 192.168.0.2
> >       > Host is up (0.00068s latency).
> >       > Nmap scan report for 192.168.0.3 [host down]
> >       > Nmap scan report for 192.168.0.4 [host down]
> >       > Nmap scan report for 192.168.0.5
> >       > Host is up (0.063s latency).
> >       > Nmap scan report for 192.168.0.6
> >       > Host is up (0.00068s latency).
> >       > Nmap scan report for 192.168.0.7 [host down]
> >       > Nmap scan report for 192.168.0.8 [host down]
> >       > Nmap scan report for 192.168.0.9 [host down]
> >       > Nmap scan report for 192.168.0.10 [host down]
> >       > Nmap scan report for 192.168.0.11 [host down]
> >       >
> >       >
> >       >
> >
> >       Robert G. Brown? ? ? ? ? ? ? ? ? ? ? ?
> http://www.phy.duke.edu/~rgb/
> >       Duke University Dept. of Physics, Box 90305
> >       Durham, N.C. 27708-0305
> >       Phone: 1-919-660-2567? Fax: 919-660-2525? ?
> >       ?email:rgb at phy.duke.edu
> >
> >
> >
> >
>
> Robert G. Brown                        http://www.phy.duke.edu/~rgb/
> Duke University Dept. of Physics, Box 90305
> Durham, N.C. 27708-0305
> Phone: 1-919-660-2567  Fax: 919-660-2525     email:rgb at phy.duke.edu
>
>
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