CVE-2021-23362 Information

Description

The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.

CVSS Vector

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

Reference

https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3 https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356 https://github.com/npm/hosted-git-info/commits/v2 https://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7 https://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01 https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

5.3