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地图 / A specifically malformed MQTT Subscribe packet crashes MQTT Brokers using the mqtt-packet module for decoding

A specifically malformed MQTT Subscribe packet crashes MQTT Brokers using the mqtt-packet module for decoding

内存破坏 / 缓冲区越界读 / #541354

厂商
Node.js third-party modules
严重程度
中危 · CVSS 7.5
赏金
—
弱点
缓冲区越界读
研究员
@lxndr
披露日期
2019-04-28
资产
mqtt-packet
CVE
CVE-2019-5432

该报告还没有中文解读。

原文摘录

摘自原文(2283 字符中的一小部分)
I would like to report a buffer over-read in mqtt-packet respectively BufferList module. It allows triggering an out of range read on a buffer which throws a RangeError. MQTT Brokers like mosca and aedes using this module can be forced to crash by sending a specifically malformed MQTT Subscribe …

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 @lxndr · 版权归作者与 Node.js third-party modules 所有

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