Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXBjNTgtd2dtYy1oZmpy

Prototype Pollution in mout

This affects all versions of package mout. The deepFillIn function can be used to 'fill missing properties recursively', while the deepMixIn 'mixes objects into the target object, recursively mixing existing child objects as well'. In both cases, the key used to access the target object recursively is not checked, leading to a Prototype Pollution.

Permalink: https://github.com/advisories/GHSA-pc58-wgmc-hfjr
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXBjNTgtd2dtYy1oZmpy
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 2 years ago
Updated: over 1 year ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Identifiers: GHSA-pc58-wgmc-hfjr, CVE-2020-7792
References:

• https://nvd.nist.gov/vuln/detail/CVE-2020-7792
• https://snyk.io/vuln/SNYK-JS-MOUT-1014544
• https://github.com/mout/mout/commit/3fecf1333e6d71ae72edf48c71dc665e40df7605
• https://github.com/mout/mout/blob/master/src/object/deepFillIn.js
• https://github.com/mout/mout/blob/master/src/object/deepMixIn.js
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1050374
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1050373
• https://github.com/advisories/GHSA-pc58-wgmc-hfjr

Repository: https://github.com/mout/mout
Blast Radius: 34.9

Affected Packages