CVE-2018-16492 – extend

Package

Manager: npm
Name: extend
Vulnerable Version: >=3.0.0 <3.0.2 || >=0 <2.0.2

Severity

Level: Medium

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

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

EPSS: 0.02519 pctl0.84852

Details

Prototype Pollution in extend Versions of `extend` prior to 3.0.2 (for 3.x) and 2.0.2 (for 2.x) are vulnerable to Prototype Pollution. The `extend()` function allows attackers to modify the prototype of Object causing the addition or modification of an existing property that will exist on all objects. ## Recommendation If you're using `extend` 3.x upgrade to 3.0.2 or later. If you're using `extend` 2.x upgrade to 2.0.2 or later.

Metadata

Created: 2019-02-07T18:03:28Z
Modified: 2020-08-31T18:43:30Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/02/GHSA-qrmc-fj45-qfc2/GHSA-qrmc-fj45-qfc2.json
CWE IDs: ["CWE-400"]
Alternative ID: GHSA-qrmc-fj45-qfc2
Finding: F067
Auto approve: 1