EIP-2026-101205

PRE-CVE

Cisco VoIP Phone CP-7940 3.x - Spoofed SIP Status Message Handling

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-101205. PoCs published by DrFrancky.

AI-analyzed exploit summary This Perl script exploits a vulnerability in multiple VoIP phones (Cisco 7940/7960, Grandstream BT 100) by sending a spoofed SIP NOTIFY message with improperly verified headers, leading to a denial of service condition.

Description

Cisco VoIP Phone CP-7940 3.x - Spoofed SIP Status Message Handling

Exploits (1)

exploitdb WORKING POC VERIFIED
by DrFrancky · perlremotehardware
https://www.exploit-db.com/exploits/25949

This Perl script exploits a vulnerability in multiple VoIP phones (Cisco 7940/7960, Grandstream BT 100) by sending a spoofed SIP NOTIFY message with improperly verified headers, leading to a denial of service condition.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Cisco 7940, Cisco 7960, Grandstream BT 100 VoIP phones
No auth needed
Prerequisites: Network access to the target VoIP phone · UDP port 5060 (SIP) reachable
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026