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地图 / UrnState Heap Overflow

UrnState Heap Overflow

内存破坏 / 经典缓冲区溢出 / #824771

厂商
Internet Bug Bounty
严重程度
高危 · CVSS 9.8
赏金
—
弱点
经典缓冲区溢出
研究员
@jeriko_one
披露日期
2021-08-26
资产
IBB (Legacy)
CVE
CVE-2019-12526

该报告还没有中文解读。

原文摘录

摘自原文(11521 字符中的一小部分)
Summary: When handling a URN Request an attacker controlled response can cause Squid to overflow a heap buffer. The buffer exist within a struct so not only does it allow an attacker to overflow adjacent memory, but also control a pointer that follows the buffer enabling them to free arbitrary …
原文中的代码
acl Safe_ports port 0

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 Internet Bug Bounty 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @jeriko_one · 版权归作者与 Internet Bug Bounty 所有

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