POJIA破甲
地图 / Malformed NAV file leads to buffer overflow and code execution in Left4Dead2.exe

Malformed NAV file leads to buffer overflow and code execution in Left4Dead2.exe

内存破坏 / 经典缓冲区溢出 / #542180

厂商
Valve
严重程度
高危 · CVSS 9
赏金
$10,000
弱点
经典缓冲区溢出
研究员
@hunterstanton
披露日期
2020-03-25
资产
*.exe
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(1808 字符中的一小部分)
Summary In the parsing routines of NAV files (which contain the navigation mesh used by the AI for survivor bots, zombies, and the AI director spawning system) a buffer overflow exists which can be used to control the EIP register and takeover code execution.

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 Valve 所有。

时间线

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

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