CVE-2021-43309 MEDIUM

CVE-2021-43309: ReDoS in uri-template-lite URI.expand function

Vendor Uri-Template-Lite
Product uri-template-lite
Weakness CWE-1333
Published August 24, 2022
Last update August 4, 2024
View on NVD All CVEs

CVSS base score

5.9/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the uri-template-lite npm package, when an attacker is able to supply arbitrary input to the "URI.expand" method

Key dates

02Disclosure timeline

August 24, 2022 CVE published
August 4, 2024 Record updated