Wonder CMS 2.3.1 Host Header Injection

Wonder CMS version 2.3.1 suffers from a host header injection vulnerability.


MD5 | c9c26c533f1dc04d32915285ad6639b9

# Exploit Title: Wonder CMS 2.3.1 Host Header Injection
# Date: 30-01-2018
# Exploit Author: Samrat Das
# Contact: http://twitter.com/Samrat_Das93
# Website: https://securitywarrior9.blogspot.in/
# Vendor Homepage: https://www.wondercms.com/
# Version: 2.3.1
# CVE : CVE-2017-14523
# Category: Webapp CMS

1. Description

The application allows illegitimate host header manipulation and leads to aribtary web page re-direction. This can also lead to severe attacks such as password reset or web cache poisoning



2. Proof of Concept

Intercept any web request of cms using a proxy tool.
Change the http host header to:
POST / HTTP/1.1
Host: google.com

You can observe the page being re-directed and the Location header changed in response to: http://www.google.com/

3. Solution:

To Mitigate host header injections allows only a whitelist of allowed hostnames.



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