CVE-2021-23567

HIGH

Colors.js - Infinite Loop

Title source: rule
STIX 2.1

Description

The package colors after 1.4.0 are vulnerable to Denial of Service (DoS) that was introduced through an infinite loop in the americanFlag module. Unfortunately this appears to have been a purposeful attempt by a maintainer of colors to make the package unusable, other maintainers' controls over this package appear to have been revoked in an attempt to prevent them from fixing the issue. Vulnerable Code js for (let i = 666; i < Infinity; i++;) { Alternative Remediation Suggested * Pin dependancy to 1.4.0

References (5)

Core 5
Core References
Exploit, Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JS-COLORS-2331906
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/Marak/colors.js/issues/285
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/Marak/colors.js/issues/285%23issuecomment-1008212640

Scores

CVSS v3 7.5
EPSS 0.0059
EPSS Percentile 69.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-835
Status published
Products (3)
colors.js_project/colors.js 1.4.1
colors.js_project/colors.js 1.4.44-liberty-2
npm/colors 1.4.1npm
Published Jan 14, 2022
Tracked Since Feb 18, 2026