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UbuntuUSN-6114-1

HistoryMay 30, 2023 - 12:00 a.m.

nth-check vulnerability

2023-05-3000:00:00

ubuntu.com

127

ubuntu

node-nth-check

vulnerability

denial of service

input parsing

remote attack

automated system

yeting li

security issue

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

7.8 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.002 Low

EPSS

Percentile

56.4%

JSON

Releases

Ubuntu 20.04 LTS
Ubuntu 18.04 ESM

Packages

node-nth-check - Parses and compiles CSS nth-checks to highly optimized functions.

Details

Yeting Li discovered that nth-check incorrectly handled certain inputs. If a
user or an automated system were tricked into opening a specially crafted
input file, a remote attacker could possibly use this issue to cause a
denial of service.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchnode-nth-check< 1.0.1-1+deb10u1build0.20.04.1UNKNOWN
Ubuntu18.04noarchnode-nth-check< 1.0.1-1+deb10u1build0.18.04.1UNKNOWN