Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS14dmNoLTVndjQtOTg0aM0z6A

Prototype Pollution in minimist

Minimist prior to 1.2.6 and 0.2.4 is vulnerable to Prototype Pollution via file index.js, function setKey() (lines 69-95).

Permalink: https://github.com/advisories/GHSA-xvch-5gv4-984h
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS14dmNoLTVndjQtOTg0aM0z6A
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: about 2 years ago
Updated: 2 months ago

CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-xvch-5gv4-984h, CVE-2021-44906
References:

• https://nvd.nist.gov/vuln/detail/CVE-2021-44906
• https://github.com/substack/minimist/issues/164
• https://github.com/substack/minimist/blob/master/index.js#L69
• https://snyk.io/vuln/SNYK-JS-MINIMIST-559764
• https://stackoverflow.com/questions/8588563/adding-custom-properties-to-a-function/20278068#20278068
• https://github.com/Marynk/JavaScript-vulnerability-detection/blob/main/minimist%20PoC.zip
• https://github.com/minimistjs/minimist/issues/11
• https://github.com/minimistjs/minimist/pull/24
• https://github.com/minimistjs/minimist/commit/34e20b8461118608703d6485326abbb8e35e1703
• https://github.com/minimistjs/minimist/commit/bc8ecee43875261f4f17eb20b1243d3ed15e70eb
• https://github.com/minimistjs/minimist/commit/c2b981977fa834b223b408cfb860f933c9811e4d
• https://github.com/minimistjs/minimist/commit/ef9153fc52b6cea0744b2239921c5dcae4697f11
• https://github.com/minimistjs/minimist/commits/v0.2.4
• https://github.com/advisories/GHSA-xvch-5gv4-984h

Repository: https://github.com/substack/minimist
Blast Radius: 61.8

Affected Packages