nuclei-templates/http/vulnerabilities/jira/jira-servicedesk-signup.yaml

id: jira-servicedesk-signup

info:
  name: Atlassian Jira Service Desk Signup
  author: TechbrunchFR
  severity: medium
  description: This instance of Atlassian JIRA is misconfigured to allow an attacker to sign up (create a new account) just by navigating to the signup page that is accessible at the URL /servicedesk/customer/user/signup. After the attacker has created a new account it's possible for him/her to access the support portal.
  reference:
    - https://www.acunetix.com/vulnerabilities/web/atlassian-jira-servicedesk-misconfiguration/
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cwe-id: CWE-287
  metadata:
    max-request: 4
    shodan-query: http.component:"Atlassian Jira"
  tags: atlassian,servicedesk,jira,confluence

http:
  - raw:
      - |
        GET /servicedesk/customer/user/signup HTTP/1.1
        Host: {{Hostname}}
      - |
        POST /servicedesk/customer/user/signup HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json
        Origin: {{RootURL}}
        Referer: {{RootURL}}/servicedesk/customer/user/signup

        {"email":"","fullname":"{{randstr}}","password":"","captcha":"","secondaryEmail":""}
      - |
        GET /secure/Signup!default.jspa HTTP/1.1
        Host: {{Hostname}}
      - |
        POST /secure/Signup.jspa HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Origin: {{RootURL}}
        Referer: {{RootURL}}/secure/Signup.jspa

        email=&fullname={{randstr}}&username=&password=&Signup=Sign+up

    stop-at-first-match: true
    matchers:
      - type: word
        words:
          - 'signup.validation.errors'
          - 'signup-username-error'
        condition: or

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