Exploits / Vulnerability Discovered : 2022-02-16 |
Type : remote |
Platform : hardware
This exploit / vulnerability H3c ssl vpn username enumeration is for educational purposes only and if it is used you will do on your own risk!
Vendor: Hangzhou H3C Technologies Co. | New H3C Technologies Co., Ltd.
Product web page: https://www.h3c.com
Affected version: n/a
Summary: H3C SSL VPN is a secure VPN system based on SSL connections. It allows mobile employees
to access corporate networks remotely in an easy and secure way. The H3C SSL VPN devices are a
new generation of professional SSL VPN devices for enterprises. They can function as ingress
gateways as well as proxy gateways of internal server clusters. The SecPath SSL VPN devices are
for small-to medium-sized enterprises, while the SecBlade SSL VPN devices are for medium-sized
enterprises.
Desc: The weakness is caused due to the login script and how it verifies provided credentials. An
attacker can use this weakness to enumerate valid users on the affected application via 'txtUsrName'
POST parameter.
Tested on: ssl vpn gateway HttpServer 1.1
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
@zeroscience