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