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地图 / mrb_vformat() heap overflow could lead to code execution

mrb_vformat() heap overflow could lead to code execution

内存破坏 / 内存破坏(通用) / #192318

厂商
shopify-scripts
严重程度
低危
赏金
—
弱点
内存破坏(通用)
研究员
@mg36
披露日期
2017-02-10
资产
—
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(7336 字符中的一小部分)
Description: ==================== **mrb_vformat** is responsible to parse string format like 'printf' in C, the code doesn't check the number given between '%' and '$' . **mrb_fixnum_to_str()** is called by **join_ary** and converts the given number from string into integer, this could lead to …
原文中的代码
'%A%1094861636$'%2

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 shopify-scripts 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @mg36 · 版权归作者与 shopify-scripts 所有

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