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Category:   Application (Forum/Board/Portal)  >   SZUserMgnt Vendors:
SZUserMgnt Input Validation Flaw in 'SZUserMgnt.class.php' Permits SQL Injection Attacks
SecurityTracker Alert ID:  1015569
SecurityTracker URL:
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Feb 2 2006
Impact:   Disclosure of system information, Disclosure of user information, User access via network
Exploit Included:  Yes  
Version(s): 1.4
Description:   A vulnerability was reported in SZUserMgnt. A remote user can inject SQL commands.

The 'SZUserMgnt.class.php' script does not properly validate user-supplied input in the 'username' parameter. If magic_quotes_gpc is disabled, a remote user can supply a specially crafted parameter value to execute SQL commands on the underlying database. This can be exploited to bypass authentication.

A demonstration exploit is available at:

Aliaksandr Hartsuyeu of eVuln discovered this vulnerability.

Impact:   A remote user can execute SQL commands on the underlying database. This can be exploited to bypass authentication.
Solution:   No solution was available at the time of this entry.
Vendor URL: (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.

 Source Message Contents

Subject:  [eVuln] SZUserMgnt Authentication Bypass

New eVuln Advisory:
SZUserMgnt Authentication Bypass


Software: SZUserMgnt
Sowtware's Web Site:
Versions: 1.4
Critical Level: Moderate
Type: SQL Injection
Class: Remote
Status: Unpatched
Exploit: Available
Solution: Not Available
Discovered by: Aliaksandr Hartsuyeu (
eVuln ID: EV0053

Vulnerable script:

Variable $username isn't properly sanitized before being used in a SQL query. This can be used to bypass authentication or make any
 SQL query by injecting arbitrary SQL code.

All applications based on "SZUserMgnt class" are vulnerable.

Condition: gpc_magic_quotes - off

Available at:

No Patch available.

Discovered by: Aliaksandr Hartsuyeu (


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