A vulnerability classified as problematic has been found in Bram Korsten Note up to 1.2.0. Affected is an unknown functionality of the file note-source\ui\editor.php. The manipulation of the argument edit with an unknown input leads to a cross site scripting vulnerability (Reflected). CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

Bram Korsten Note through 1.2.0 is vulnerable to a reflected XSS in note-source\ui\editor.php (edit parameter).

The bug was discovered 03/04/2017. The weakness was shared 05/29/2017 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2017-9289 since 05/29/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 86 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:note-source\ui\editor.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.

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• Bram Korsten

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• Note

Version

• 1.0
• 1.1
• 1.2

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CPE 2.2info

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