Title: V-SOL GPON/EPON OLT Platform v2.03 Reflected XSS Vulnerability
Advisory ID: ZSL-2019-5537
Type: Local/Remote
Impact: Cross-Site Scripting
Risk: (3/5)
Release Date: 26.09.2019

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.

Description

The application is prone to multiple reflected cross-site scripting vulnerabilities due to a failure to properly sanitize user-supplied input to several parameters that are handled by various scripts. Attackers can exploit this issue to execute arbitrary HTML and script code in a user's browser session.

Vendor

Guangzhou V-SOLUTION Electronic Technology Co., Ltd. - 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

Tested On

GoAhead-Webs

Vendor Status

N/A

PoC

gpon_olt_xss.txt

Credits

Vulnerability discovered by Gjoko Krstic - <gjoko@zeroscience.mk>

References

[1] https://packetstormsecurity.com/files/154631
[2] https://exchange.xforce.ibmcloud.com/vulnerabilities/167864
[3] https://cxsecurity.com/issue/WLB-2019090194

Changelog

[26.09.2019] - Initial release
[03.10.2019] - Added reference [1], [2] and [3]

Contact

Zero Science Lab

Web: http://www.zeroscience.mk
e-mail: lab@zeroscience.mk