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地图 / X-Forward-For Header allows to bypass access restrictions

X-Forward-For Header allows to bypass access restrictions

访问控制 / 访问控制缺陷(通用) / #1011767

厂商
Yelp
严重程度
低危 · CVSS 6.1
赏金
—
弱点
访问控制缺陷(通用)
研究员
@parzel
披露日期
2020-10-26
资产
biz-app.yelp.com
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(2551 字符中的一小部分)
Summary: If the "X-Forward-For: 127.0.0.1" header is used, it allows to bypass restrictions of the web application and access endpoints that are restricted otherwise. This allows for example to access the "Business Owner App backend API". The responding server thinks, he is accessed by an internal …
原文中的代码
➜  /tmp curl -k https://biz-app.yelp.com/status                                

{"error": {"id": "PredicateMismatch"}}%                                                                                                                                   
➜  /tmp curl -k https://biz-app.yelp.com/status …

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 Yelp 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @parzel · 版权归作者与 Yelp 所有

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