jenkins-default-pwd: Jenkins Default Password

2025-08-01 Jenkins PoC Public

Description

Jenkins default admin login credentials were detected.

PoC

id: jenkins-default-pwd

info:
  name: Jenkins Default Password
  author: zan8in
  severity: high
  verified: true
  description: |-
    Jenkins default admin login credentials were detected.
  reference:
    - https://www.tenable.com/plugins/nessus/105243
  tags: default-login,jenkins
  created: 2023/06/24

rules:
  r0:
    request:
      method: GET
      path: /login
    expression: |
      response.status == 200 && response.body.bcontains(b'Sign in [Jenkins]')
    stop_if_mismatch: true
  r1:
    request:
      method: POST
      path: /j_spring_security_check
      body: |
        j_username=admin&j_password=admin&from=&Submit=Sign+in
    expression: |
      response.status == 302 && !response.headers["location"].contains("loginError")
    stop_if_match: true
  r2:
    request:
      method: POST
      path: /j_spring_security_check
      body: |
        j_username=jenkins&j_password=password&from=&Submit=Sign+in
    expression: |
      response.status == 302 && response.body.bcontains(b'<title>工作台 [Jenkins]</title>')
    stop_if_match: true
expression: r0() && (r1() || r2())

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References

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