EIP-2026-101658

PRE-CVE

Dasan Networks GPON ONT WiFi Router H640X 12.02-01121 / 2.77p1-1124 / 3.03p2-1146 - Remote Code Execution

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-101658. PoCs published by SecuriTeam.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in Dasan Networks GPON ONT WiFi Router H640X, allowing remote code execution via a crafted HTTP POST request to the login_action.cgi endpoint. The payload leverages ROP chains to execute a reverse shell command.

Description

Dasan Networks GPON ONT WiFi Router H640X 12.02-01121 / 2.77p1-1124 / 3.03p2-1146 - Remote Code Execution

Exploits (1)

exploitdb WORKING POC
by SecuriTeam · webappshardware
https://www.exploit-db.com/exploits/44074

This exploit targets a buffer overflow vulnerability in Dasan Networks GPON ONT WiFi Router H640X, allowing remote code execution via a crafted HTTP POST request to the login_action.cgi endpoint. The payload leverages ROP chains to execute a reverse shell command.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Dasan Networks GPON ONT WiFi Router H640X versions 12.02-01121 / 2.77p1-1124 / 3.03p2-1146
No auth needed
Prerequisites: Network access to the target device · SSL/TLS connectivity to the target
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026