The Linksys SPA941 VoIP Phone allows remote attackers to cause a denial of service (device reboot) via a 0377 (0xff) character in the From header, and possibly certain other locations, in a SIP INVITE request.
- https://www.exploit-db.com/exploits/3791
- https://www.exploit-db.com/exploits/3792
No PoCs found on GitHub currently.