CVE-2019-25239CWE-552

V-SOL GPON/EPON OLT Platform 2.03 Unauthenticated Configuration Download

High · published December 24, 2025

CVSS v4.0
8.7
EPSS
0%
Percentile
33.0
In the wild
Unconfirmed
What it is

⚡ An unauthenticated GET request is all it takes to snag sensitive configuration files from the V-SOL GPON/EPON OLT Platform! 😱 Think of this vulnerability like a restaurant where anyone can walk in and download the secret recipe book that contains all the special sauces — delicious for the thief, devastating for the restaurant! 🍽️ An attacker could exploit this vulnerability to gain access to sensitive configuration data, potentially allowing them to bypass authentication and gain system access. This could lead to unauthorized control over the platform, putting sensitive user data at risk! 🔥

Put simply

Think of this vulnerability like a restaurant where anyone can walk in and download the secret recipe book that contains all the special sauces — delicious for the thief, devastating for the restaurant! 🍽️ The vulnerability allows attackers to retrieve configuration files through direct object references by sending HTTP GET requests to the usrcfg.conf endpoint without any authentication checks.

What to do

An attacker could exploit this vulnerability to gain access to sensitive configuration data, potentially allowing them to bypass authentication and gain system access. This could lead to unauthorized control over the platform, putting sensitive user data at risk! 🔥 Immediately patch to version 2.03.1 or higher to close this vulnerability. Review your access controls and ensure that no sensitive configuration files can be accessed without proper authentication. 🛡️ You can tackle this head-on! Apply the patch and conduct a security review to keep your system safe. You've got this! 💪

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00399 · 33.0th percentile
Weakness
CWE-552 · Files or Directories Accessible to External Parties
Published
2025-12-24T19:27Z
EPSS history
Timeline
  • 24 DEC 19:27Z
    V-SOL GPON/EPON OLT Platform 2.03 Unauthenticated Configuration Download
    cvelistv5