CVE-2009-3423

Zenas PaoLink 1.0 - Unauthenticated Authentication Bypass via login_ok Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-3423. PoCs published by SirGod.

AI-analyzed exploit summary This exploit demonstrates an authentication bypass vulnerability in PaoLink 1.0 by manipulating the 'login_ok' parameter in the URL. It requires 'register_globals' to be enabled on the server, allowing arbitrary session state manipulation.

Description

login.php in Zenas PaoLink 1.0, when register_globals is enabled, allows remote attackers to bypass authentication and gain administrative access by setting the login_ok parameter to 1.

Exploits (1)

exploitdb WORKING POC VERIFIED
by SirGod · textwebappsphp
https://www.exploit-db.com/exploits/9292

This exploit demonstrates an authentication bypass vulnerability in PaoLink 1.0 by manipulating the 'login_ok' parameter in the URL. It requires 'register_globals' to be enabled on the server, allowing arbitrary session state manipulation.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: PaoLink 1.0
No auth needed
Prerequisites: register_globals = on · access to login.php
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/52099
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/36023
Exploit, Third Party Advisory exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/9292
Exploit vdb-entry x_refsource_osvdb
http://www.osvdb.org/56756

Scores

EPSS 0.0257
EPSS Percentile 83.1%

Details

CWE
CWE-287
Status published
Products (1)
zenas/paolink 1.0
Published Sep 25, 2009
Tracked Since Feb 18, 2026