Information
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Advisory by Netsparker (now Invicti)
Name: Cross-site Request Forgery Vulnerabilities in Serenity 3.0.5
Affected Software: Serenity
Affected Versions: 3.0.5
Homepage: http://serenity.is/
Vulnerability: Cross-site Request Forgery Vulnerability
Severity: Low
Status: Not Fixed
CVE-ID: 2018-14489
CVSS Score (3.0): CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Invicti Advisory Reference: NS-18-017

Technical Details
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CSRF

Url : http://serenedemo.azurewebsites.net/services/Administration/User/Create
Note: Attacker can add new User. Attacker need to set Content-type:application/json for exploit it. (Content-type could be set with SWF files ie: https://github.com/sp1d3r/swf_json_csrf/)

CSRF

Url: http://serenedemo.azurewebsites.net/services/Administration/User/Update
Note: Attacker can change password any user. Attacker need to set Content-type:application/json for exploit it. (Content-type could be set with SWF files ie: https://github.com/sp1d3r/swf_json_csrf/)

For more information on Cross-Site Request Forgery vulnerabilities read the article Cross-Site Request Forgery.

Advisory Timeline
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16th October 2017 - First Contact Attempt 
29th November 2018 - Advisory Released

Credits & Authors
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These issues have been discovered by Mustafa Yalçın while testing Invicti Web Application Security Scanner.

About Invicti
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Invicti Security is transforming the way web applications are secured. Invicti empowers organizations in every industry to scale their overall security operations, make the best use of their security resources, and engage developers in helping to improve their overall security posture.