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Category:   Application (Generic)  >   osTicket Vendors:
osTicket Staff Username Input Validation Flaw Lets Remote Users Inject SQL Commands
SecurityTracker Alert ID:  1022480
SecurityTracker URL:
CVE Reference:   CVE-2009-2361   (Links to External Site)
Updated:  Jul 27 2009
Original Entry Date:  Jun 29 2009
Impact:   Disclosure of system information, Disclosure of user information, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.6 RC4 and prior versions
Description:   A vulnerability was reported in osTicket. A remote user can inject SQL commands.

The software does not properly validate user-supplied input in staff username values. A remote user can supply a specially crafted parameter value to execute SQL commands on the underlying database.

The vendor was notified on March 25, 2009.

Adam Baldwin of nGenuity Information Services reported this vulnerability.

Impact:   A remote user can execute SQL commands on the underlying database.
Solution:   The vendor has issued a fix (1.6 RC5).

The vendor's advisory is available at:

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:  osTicket v1.6 RC4 Admin Login Blind SQLi

nGenuity Information Services - Security Advisory

    Advisory ID: NGENUITY-2009-007 osTicket Admin Login Blind SQL Injection
    Application: osTicket v1.6 RC4
         Vendor: osTicket
Vendor website:
         Author: Adam Baldwin (

     "osTicket is a widely-used open source support ticket system. It 
     integrates inquiries created via email and web-based forms into a 
     easy to use multi-user web interface. Easily manage, organize and 
     all your support requests and responses in one place while providing 
     clients with accountability and responsiveness they deserve." [1]

     osTicket prior to v1.6 RC5 fails to validate / escape staff usernames 
     can be abused to execute a blind sql injection attack by an 

     The vendor has provided a new release v1.6 RC5 which addresses this 
     They have also provided patching instructions [2] should you be unable 
to perform
     a full upgrade at this time.

     One sample attack string might look similar to the following:
IF(SUBSTRING(passwd,1,1)=CHAR(48),BENCHMARK(1000000,SHA1(1)),0) passwd
     FROM ost_staff where staff_id=1) and '1'='1

     [1] -
     [2] -

     3.25.2009 - Vulnerability Discovery
     3.25.2009 - Vendor notification & initial vendor response
     6.26.2009 - Vendor releases fix in osTicket v1.6 RC5

Copyright (c) 2009 nGenuity Information Services, LLC


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