A vulnerability was found in Itech B2B Script 4.28. It has been rated as critical. This issue affects an unknown part of the file /catcompany.php. The manipulation of the argument token with the input value 704667c6a1e7ce56d3d6fa748ab6d9af3fd7' AND 6539=6539 AND 'Fakj'='Fakj leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The weakness was released 01/30/2017 by Kaan Kamis as ID 96281 as not defined entry (VulDB). The advisory is shared at vuldb.com. The identification of this vulnerability is CVE-2017-20137. The attack may be initiated remotely. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1505 for this issue.

A public exploit has been developed by Kaan Kamis and been published immediately after the advisory. It is declared as proof-of-concept. The exploit is available at exploit-db.com. By approaching the search of inurl:catcompany.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (41188). Entry connected to this vulnerability is available at 96282.

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• Itech

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• B2B Script

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