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CVE-2021-33587

Published: 28 May 2021

The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
node-css-what
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(5.1.0-2)
groovy Ignored
(end of life)
bionic
Released (2.1.0-1+deb10u1build0.18.04.1)
focal
Released (3.2.1-1ubuntu0.1~esm1)
Available with Ubuntu Pro
hirsute Ignored
(end of life)
trusty Does not exist

upstream Needs triage

impish Ignored
(end of life)
kinetic Not vulnerable
(6.1.0-5)
lunar Not vulnerable
(6.1.0-5)
xenial
Released (2.1.0-1ubuntu0.16.04.1~esm1)
Available with Ubuntu Pro
mantic Needs triage

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H