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地图 / [expressjs-ip-control] Whitelist IP bypass leads to authorization bypass and sensitive info disclosure

[expressjs-ip-control] Whitelist IP bypass leads to authorization bypass and sensitive info disclosure

信息泄露 / 信息泄露 / #693788

厂商
Node.js third-party modules
严重程度
低危
赏金
—
弱点
信息泄露
研究员
@mik317
披露日期
2020-10-29
资产
Other module
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(2577 字符中的一小部分)
I would like to report a `unauthenticated access/authorization bypass` issue in the `expressjs-ip-control` module. It allows to `bypass` the `whitelist IP check` in order to bypass the `authorization check` and possibly `expose sensitive datas`.
原文中的代码
// poc.js
const express = require('express')
const app = express()
const ipControl = require('expressjs-ip-control')
 
app.get('/', ipControl({
    whitelist: '127.0.0.1, 192.168.10.10',
}), (req, res) => res.send('SECRET TOKEN ACCESSIBLE ONLY BY LOCAL PC'))

app.listen(3000)

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 Node.js third-party modules 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @mik317 · 版权归作者与 Node.js third-party modules 所有

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