Infoproject Biznis Heroj (login.php) Authentication Bypass Vulnerability

Title: Infoproject Biznis Heroj (login.php) Authentication Bypass Vulnerability
Advisory ID: ZSL-2011-5065
Type: Local/Remote
Impact: Security Bypass
Risk: (3/5)
Release Date: 21.12.2011
Summary
Biznis Heroj or Business Hero (Бизнис Херој) is the first software on the Macedonian market that will help you manage your business processes in your company, such as accounting, production, acquisition, archiving, inventory, and the Cloud. Using the Cloud technology, Biznis Heroj allows you to access the system from any computer at any time through any internet browser.
Description
The vulnerability is caused due to an error in the logon authentication script (login.php) and can be exploited to bypass the login procedure by defining the 'username' and 'password' POST parameters with an SQL Injection attack, gaining admin privileges.
Vendor
Infoproject DOO - http://www.biznisheroj.mk
Affected Version
Plus, Pro and Extra
Tested On
Apache, PHP
Vendor Status
[14.12.2011] Vulnerability discovered.
[15.12.2011] Contact with the vendor.
[20.12.2011] No response from the vendor.
[21.12.2011] Public security advisory released.
PoC
biznish_ab.txt
Credits
Vulnerability discovered by Gjoko Krstic - <gjoko@zeroscience.mk>
References
[1] http://www.exploit-db.com/exploits/18259/
[2] http://securityreason.com/exploitalert/11069
[3] http://www.securityfocus.com/bid/51151
[4] http://packetstormsecurity.org/files/108079/ZSL-2011-5065.txt
[5] http://xforce.iss.net/xforce/xfdb/71927
[6] http://www.securityhome.eu/exploits/exploit.php?eid=14495359314ef29e06dfb9e5.27087577
[7] http://cxsecurity.com/issue/WLB-2011120038
[8] http://osvdb.org/show/osvdb/78294
[9] http://cve.mitre.org/cgi-bin/cvename.cgi?name=2011-5039
Changelog
[21.12.2011] - Initial release
[22.12.2011] - Added reference [4], [5] and [6]
[24.11.2011] - Added reference [7]
[15.01.2012] - Added reference [8] and [9]
Contact
Zero Science Lab

Web: http://www.zeroscience.mk
e-mail: lab@zeroscience.mk