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地图 / Specially constructed multi-part requests cause multi-second response times; vulnerable to DoS

Specially constructed multi-part requests cause multi-second response times; vulnerable to DoS

其他弱点 / Unlabeled / #431561

厂商
Ruby on Rails
严重程度
低危 · CVSS 5.3
赏金
—
弱点
Unlabeled
研究员
@bjeanes
披露日期
2018-12-05
资产
https://github.com/rails/rails
CVE
CVE-2018-16470

该报告还没有中文解读。

原文摘录

摘自原文(2994 字符中的一小部分)
The multi-part body parsing in Rack and consequently Rails has a worse-than-linear performance relative to the number of parts in the request body.
原文中的代码
N = number of parts, 
boundary used is as generated by Chrome, but larger boundaries cause
higher impact

Rehearsal --------------------------------------------
N: 1       0.032670   0.006635   0.039305 (  0.044159)
N: 100     0.008245   0.001319   0.009564 (  0.009971)
N: 1000    0.149332 …

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 Ruby on Rails 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @bjeanes · 版权归作者与 Ruby on Rails 所有

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