A vulnerability classified as problematic has been found in Elefant CMS 1.3.12-RC (Content Management System). Affected is an unknown part. The manipulation of the argument username with an unknown input leads to a cross site scripting vulnerability (Persistent). CWE is classifying the issue as CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. This is going to have an impact on integrity.

The weakness was shared 02/16/2017 by Tim Coen with Curesec Research Team as Elefant CMS 1.3.12-RC: Multiple Persistent and Reflected XSS as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. This vulnerability is traded as CVE-2017-20057. The exploitability is told to be easy. 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. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 283 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.3.13 eliminates this vulnerability.

The entries VDB-97255, VDB-97256, VDB-97257 and VDB-97258 are related to this item.

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• Content Management System

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• Elefant

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• CMS

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• 1.3.12-RC

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CPE 2.2info

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