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地图 / ASGIRequest header concatenation quadratic CPU DoS on Django via repeated headers leads to worker exhaustion

ASGIRequest header concatenation quadratic CPU DoS on Django via repeated headers leads to worker exhaustion

拒绝服务 / Unlabeled / #3426417

厂商
Django
严重程度
未评级
赏金
—
弱点
Unlabeled
研究员
@sy2n0
披露日期
2026-02-09
资产
—
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(5578 字符中的一小部分)
ASGIRequest header concatenation quadratic CPU DoS
原文中的代码
        for name, value in self.scope.get("headers", []):
            name = name.decode("latin1")
            if name == "content-length":
                corrected_name = "CONTENT_LENGTH"
            elif name == "content-type":
                corrected_name = "CONTENT_TYPE"
            else: …

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 Django 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @sy2n0 · 版权归作者与 Django 所有

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