CVE-2021-23567

Public Exploit
Denial of Service (DoS)

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by a maintainer of colors to make the package unusable, other maintainers' controls over this package appear to have been revoked in an attempt to prevent them from fixing the issue.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

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io
Affected: n/a colors
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2021-23567?
CVE-2021-23567 has been scored as a high severity vulnerability.
How to fix CVE-2021-23567?
To fix CVE-2021-23567, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23567 being actively exploited in the wild?
It is possible that CVE-2021-23567 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23567?
CVE-2021-23567 affects n/a colors.
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