From: Secunia Security Advisories (sec-advsecunia.com)
Date: Fri Jan 09 2004 - 09:27:25 CST

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TITLE:
ZyXEL ZyWALL Series Router Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA10574

VERIFY ADVISORY:
http://www.secunia.com/advisories/10574/

CRITICAL:
Less critical

IMPACT:
Security Bypass

WHERE:
From remote

OPERATING SYSTEM:
ZyXEL ZyWALL Series

DESCRIPTION:
Rafel Ivgi has reported a vulnerability in ZyXEL ZyWALL, allowing
malicious people to conduct Cross Site Scripting attacks.

The problem is that the "rpAuth" form doesn't handle input properly.
This can be exploited by injecting malicious HTML or script code.

Example:
/Forms/rpAuth_1?ZyXEL%20ZyWALL%20Series<malicious_script>

The vulnerability has been reported in RomPager version 4.07. Other
versions may also be affected.

SOLUTION:
The firewall should only be managed from a dedicated management
station.

PROVIDED AND/OR DISCOVERED BY:
Rafel Ivgi

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