Document Title:
===============
LANCOM WLAN Controller - (Login) XSS Proof of Concept


Date:
=====
2020-05-06


References:
===========
https://www.vulnerability-lab.com/get_content.php?id=2255

Video: https://www.youtube.com/watch?v=55jpvxtBsUE

Advisory: https://www.vulnerability-lab.com/get_content.php?id=2196



VL-ID:
=====
2255


Common Vulnerability Scoring System:
====================================
4.7


Vulnerability Class:
====================
Cross Site Scripting - Non Persistent


Report-Timeline:
================
2020-03-20: Researcher Notification & Coordination (Security Researcher)
2020-04-14: Vendor Notification (Security Department)
2020-04-15: Vendor Response/Feedback (Security Department)
2020-04-20: Vendor Fix/Patch (Service Developer Team)
2020-05-07: Security Acknowledgements (Security Department)
2020-05-07: Public Disclosure (Vulnerability Laboratory)


Status:
========
Published


Exploitation-Technique:
=======================
Remote


Severity:
=========
Medium


Details:
========
The video shows the reproduce of a client-side cross site scripting web vulnerability in the lancom system wlan controller series.
Remote attackers are able to inject own malicious script code in the frontend ui to hijack sessions or manipulate contents.
The issue has been reported and identified by the security researcher benjamin kunz mejri of the vulnerability lab core team.


Credits:
========
Vulnerability-Lab - https://www.vulnerability-lab.com/show.php?user=Vulnerability-Lab
Benjamin Kunz Mejri - https://www.vulnerability-lab.com/show.php?user=Benjamin%20K.M.


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===========
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