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CVE-2021-23567 Detail

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by a maintainer of colors to make the package unusable, other maintainers' controls over this package appear to have been revoked in an attempt to prevent them from fixing the issue.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


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score matches with CNA score
CNA:  Snyk
Base Score:  7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: The NVD and the CNA have provided the same score. When this occurs only the CNA information is displayed, but the Acceptance Level icon for the CNA is given a checkmark to signify NVD concurrence.

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Hyperlink Resource
https://github.com/Marak/colors.js/commit/074a0f8ed0c31c35d13d28632bd8a049ff136fb6%23diff-92bbac9a308cd5fcf9db165841f2d90ce981baddcb2b1e26cfff170929af3bd1R18 Patch  Third Party Advisory 
https://github.com/Marak/colors.js/issues/285 Exploit  Issue Tracking  Third Party Advisory 
https://github.com/Marak/colors.js/issues/285%23issuecomment-1008212640 Exploit  Issue Tracking  Third Party Advisory 
https://snyk.io/blog/open-source-maintainer-pulls-the-plug-on-npm-packages-colors-and-faker-now-what/ Exploit  Mitigation  Third Party Advisory 
https://snyk.io/vuln/SNYK-JS-COLORS-2331906 Exploit  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop') cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-23567
NVD Published Date:
01/14/2022
NVD Last Modified:
01/21/2022
Source:
Snyk