CVE-2019-25237

CRITICAL

V-SOL GPON/EPON OLT Platform v2.03 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-25237. PoCs published by LiquidWorm.

AI-analyzed exploit summary This exploit demonstrates a privilege escalation vulnerability in V-SOL GPON/EPON OLT Platform by sending a crafted HTTP POST request to modify the user role to admin (value '1'). The PoC includes an HTML form that automates the attack.

Description

V-SOL GPON/EPON OLT Platform v2.03 contains a privilege escalation vulnerability that allows normal users to gain administrative access by manipulating the user role parameter. Attackers can send a crafted HTTP POST request to the user management endpoint with 'user_role_mod' set to integer value '1' to elevate their privileges.

Exploits (1)

exploitdb WORKING POC
by LiquidWorm · textwebappshardware
https://www.exploit-db.com/exploits/47435

This exploit demonstrates a privilege escalation vulnerability in V-SOL GPON/EPON OLT Platform by sending a crafted HTTP POST request to modify the user role to admin (value '1'). The PoC includes an HTML form that automates the attack.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: V-SOL GPON/EPON OLT Platform v2.03 and earlier
Auth required
Prerequisites: Valid user session on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Various Sources product
https://www.vsolcn.com
Third Party Advisory third-party-advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5538.php
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/47435

Scores

CVSS v3 9.8
EPSS 0.0031
EPSS Percentile 22.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-863
Status published
Products (1)
Guangzhou V-SOLUTION Electronic Technology Co., Ltd./SOL GPON/EPON OLT Platform 2.03
Published Dec 24, 2025
Tracked Since Feb 18, 2026