nuclei-templates/vulnerabilities/other/openvpn-hhi.yaml

id: openvpn-hhi

info:
  name: OpenVPN Host Header Injection
  author: twitter.com/Dheerajmadhukar
  severity: info
  description: A vulnerability in OpenVPN Access Server allows remote attackers to inject arbitrary redirection URLs by using the 'Host' HTTP header field.
  tags: openvpn,hostheader-injection

requests:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{randstr}}.tld

    matchers-condition: and
    matchers:

      - type: word
        words:
          - "https://{{randstr}}.tld/__session_start__/"
          - "openvpn_sess"
        part: header
        condition: and

      - type: status
        status:
          - 302
Added OpenVPN Host Header Injection Co-Authored-By: me_dheeraj <9442273+Dheerajmadhukar@users.noreply.github.com> 2021-09-06 10:43:17 +00:00			`id: openvpn-hhi`

			`info:`
			`name: OpenVPN Host Header Injection`
			`author: twitter.com/Dheerajmadhukar`
			`severity: info`
refactor: Description field uniformization * info field reorder * reference values refactored to list * added new lines after the id and before the protocols * removed extra new lines * split really long descriptions to multiple lines (part 1) * other minor fixes 2022-04-22 10:38:41 +00:00			`description: A vulnerability in OpenVPN Access Server allows remote attackers to inject arbitrary redirection URLs by using the 'Host' HTTP header field.`
Update openvpn-hhi.yaml 2021-09-06 11:45:30 +00:00			`tags: openvpn,hostheader-injection`
Added OpenVPN Host Header Injection Co-Authored-By: me_dheeraj <9442273+Dheerajmadhukar@users.noreply.github.com> 2021-09-06 10:43:17 +00:00
			`requests:`
			`- raw:`
			`- \|`
			`GET / HTTP/1.1`
			`Host: {{randstr}}.tld`

			`matchers-condition: and`
			`matchers:`

			`- type: word`
			`words:`
			`- "https://{{randstr}}.tld/__session_start__/"`
			`- "openvpn_sess"`
			`part: header`
			`condition: and`

			`- type: status`
			`status:`
			`- 302`