propanetank Roommate-Bill-Tracking up to 288437f658fc9ee7d4b92a9da12557024d8bc55c /includes/login.php Username sql injection

Summaryinfo

A vulnerability categorized as critical has been discovered in propanetank Roommate-Bill-Tracking up to 288437f658fc9ee7d4b92a9da12557024d8bc55c. The impacted element is an unknown function of the file /includes/login.php. Executing a manipulation of the argument Username can lead to sql injection. This vulnerability is registered as CVE-2017-20197. It is possible to launch the attack remotely. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in propanetank Roommate-Bill-Tracking up to 288437f658fc9ee7d4b92a9da12557024d8bc55c. It has been declared as critical. This vulnerability affects an unknown functionality of the file /includes/login.php. The manipulation of the argument username with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 11/08/2017 as b32bb1b940f82d38fb9310cd66ebe349e20a1d0a. The advisory is shared for download at github.com. This vulnerability was named CVE-2017-20197. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1505.

By approaching the search of inurl:includes/login.php it is possible to find vulnerable targets with Google Hacking.

Applying the patch b32bb1b940f82d38fb9310cd66ebe349e20a1d0a is able to eliminate this problem. The bugfix is ready for download at github.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

Fixed a bug on editbill.php not showing the origin of the bill. Also fixed a potential for sql injection on the login page in the username box, added regex as well as data sanitization (added this before the regex, ehh, double security?)

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Productinfo

Vendor

• propanetank

Name

• Roommate-Bill-Tracking

Version

• 288437f658fc9ee7d4b92a9da12557024d8bc55c

License

• open-source

Website

• Product: https://github.com/propanetank/Roommate-Bill-Tracking/

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