CVE-2020-7637 – class-transformer

Package

Manager: npm
Name: class-transformer
Vulnerable Version: >=0 <0.3.1

Severity

Level: Medium

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

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

EPSS: 0.00318 pctl0.54256

Details

Prototype pollution in class-transformer class-transformer through 0.2.3 is vulnerable to Prototype Pollution. The 'classToPlainFromExist' function could be tricked into adding or modifying properties of 'Object.prototype' using a '__proto__' payload.

Metadata

Created: 2020-04-07T15:47:40Z
Modified: 2022-04-28T17:58:13Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/04/GHSA-6gp3-h3jj-prx4/GHSA-6gp3-h3jj-prx4.json
CWE IDs: ["CWE-1321", "CWE-915"]
Alternative ID: GHSA-6gp3-h3jj-prx4
Finding: F390
Auto approve: 1