Uninitialized GitLab instances

ID: gitlab-uninitialized-password

Severity: high

Author: GitLab Red Team

Tags: gitlab,misconfig,unauth

Description

Prior to version 14, GitLab installations required a root password to beset via the web UI. If the administrator skipped this step, any visitorcould set a password and control the instance.

YAML Source

id: gitlab-uninitialized-password

info:
  name: Uninitialized GitLab instances
  author: GitLab Red Team
  severity: high
  description: |
    Prior to version 14, GitLab installations required a root password to be
    set via the web UI. If the administrator skipped this step, any visitor
    could set a password and control the instance.
  reference:
    - https://gitlab.com/gitlab-org/gitlab/-/issues/211328
    - https://gitlab.com/gitlab-org/omnibus-gitlab/-/merge_requests/5331
    - https://docs.gitlab.com/omnibus/installation/#set-up-the-initial-password
  metadata:
    max-request: 1
    shodan-query: http.title:"GitLab"
  tags: gitlab,misconfig,unauth

http:
  - method: GET
    path:
      - "{{BaseURL}}/users/sign_in"

    host-redirects: true
    max-redirects: 2

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'Change your password'
          - 'New password'
          - 'Confirm new password'
        condition: and

      - type: word
        part: header
        words:
          - 'gitlab_session'

      - type: status
        status:
          - 200
# digest: 4a0a004730450221008642b9e7e43cfe60a0f255f46041165714f5bfebb06df848addfc97387b0d5150220040f6770dc621cfae9f33c590a4d4202a713133d17cac0f0ed767d1d1a6217f4:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/misconfiguration/gitlab/gitlab-uninitialized-password.yaml"

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