Potential SPA112 security exploit

This section is for general discussions surrounding digital phone service.
User avatar
Liptonbrisk
Technical Support
Posts: 3071
Joined: 04/26/2010
SIP Device Name: Obihai 202/2182, Groundwire
Firmware Version: various
ISP Name: FTTH
Computer OS: Windows 64 bit
Router: Asuswrt-Merlin & others

Potential SPA112 security exploit

Post by Liptonbrisk »

Firewalls are important. UPnP can be bad. Port forwarding, unless there's no other choice, is bad. DMZ is worse.


https://www.theregister.com/AMP/2023/05 ... rabilitty/


https://sec.cloudapps.cisco.com/securit ... de-UqhyTWW
Please do not send me emails; I do not work for nor represent Freephoneline or Fongo. Post questions on the forums so that others may learn from responses or assist you. Thank you. If you have an issue with your account or have a billing issue, submit a ticket here: https://support.fongo.com/hc/requests/new. Visit http://status.fongo.com/ to check FPL/Fongo service status. Freephoneline setup guides can be found at http://forum.fongo.com/viewforum.php?f=15.