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.
CVE-2021-23362 - Medium Severity Vulnerability
Vulnerable Library - hosted-git-info-2.7.1.tgz
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Library home page: https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.7.1.tgz
Path to dependency file: /MqttStreamUsingNanoscale/package.json
Path to vulnerable library: /node_modules/hosted-git-info/package.json
Dependency Hierarchy: - app-scripts-0.0.45.tgz (Root Library) - node-sass-3.10.1.tgz - meow-3.7.0.tgz - normalize-package-data-2.5.0.tgz - :x: **hosted-git-info-2.7.1.tgz** (Vulnerable Library)
Vulnerability Details
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.
Publish Date: 2021-03-23
URL: CVE-2021-23362
CVSS 3 Score Details (5.3)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: None - Availability Impact: Low
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://github.com/advisories/GHSA-43f8-2h32-f4cj
Release Date: 2021-03-23
Fix Resolution (hosted-git-info): 2.8.9
Direct dependency fix Resolution (@ionic/app-scripts): 0.0.46-201611300357