EIP-2026-101186

PRE-CVE

CenturyLink ZyXEL PK5001Z Router - Root Remote Code Execution

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-101186. PoCs published by oxagast.

AI-analyzed exploit summary This exploit targets a remote root vulnerability in the PK5001Z CenturyLink Router/Modem by sending crafted commands over a telnet connection (port 23). It achieves remote code execution by leveraging an authentication bypass or command injection flaw, allowing arbitrary command execution as root.

Description

CenturyLink ZyXEL PK5001Z Router - Root Remote Code Execution

Exploits (1)

exploitdb WORKING POC
by oxagast · cremotehardware
https://www.exploit-db.com/exploits/42355

This exploit targets a remote root vulnerability in the PK5001Z CenturyLink Router/Modem by sending crafted commands over a telnet connection (port 23). It achieves remote code execution by leveraging an authentication bypass or command injection flaw, allowing arbitrary command execution as root.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: PK5001Z CenturyLink Router/Modem (firmware version unknown, kernel 2.6.20.19)
No auth needed
Prerequisites: Network access to the target device · Telnet service (port 23) exposed and vulnerable
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026