Open Redirect Vulnerability in V-SOL GPON/EPON OLT Platform
CVE-2019-25282

5.1MEDIUM

Key Information:

Vendor

Guangzhou V

Status
V-sol Gpon/epon Olt Platform
Vendor
CVE Published:
7 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2019-25282?

The V-SOL GPON/EPON OLT Platform version 2.03 is susceptible to an open redirect vulnerability due to improper validation of user input in its redirect mechanism. This flaw enables attackers to craft deceptive links that exploit the functionality of the 'parent' GET parameter. When exploited, logged-in users can be redirected to malicious external websites, posing risks such as phishing attacks and credential theft. Organizations using this platform are advised to implement proper input validation mechanisms to safeguard against this vulnerability.

Affected Version(s)

V-SOL GPON/EPON OLT Platform V2.03.62R_IPv6

V-SOL GPON/EPON OLT Platform V2.03.54R

V-SOL GPON/EPON OLT Platform V2.03.52R

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2019-25282 - Proof of Concept

References

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-55...
third-party-advisory
https://packetstormsecurity.com/files/154628
exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/167772
vdb-entry

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

LiquidWorm as Gjoko Krstic of Zero Science Lab
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CVE-2019-25282 : Open Redirect Vulnerability in V-SOL GPON/EPON OLT Platform