The xmlhttprequest-ssl package before 1.6.1 for Node.js disables SSL certificate validation by default, because rejectUnauthorized (when the property exists but is undefined) is considered to be false within the https.request function of Node.js. In other words, no certificate is ever rejected.
CVE-2021-31597 - High Severity Vulnerability
XMLHttpRequest for Node
Library home page: https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz
Path to dependency file: /package.json
Path to vulnerable library: /node_modules/xmlhttprequest-ssl/package.json
Dependency Hierarchy: - browser-sync-2.26.14.tgz (Root Library) - browser-sync-ui-2.26.14.tgz - socket.io-client-2.4.0.tgz - engine.io-client-3.5.0.tgz - :x: **xmlhttprequest-ssl-1.5.5.tgz** (Vulnerable Library)
Found in base branch: dev
The xmlhttprequest-ssl package before 1.6.1 for Node.js disables SSL certificate validation by default, because rejectUnauthorized (when the property exists but is undefined) is considered to be false within the https.request function of Node.js. In other words, no certificate is ever rejected.
Publish Date: 2021-04-23
URL: CVE-2021-31597
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: Low
For more information on CVSS3 Scores, click here.Type: Upgrade version
Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31597
Release Date: 2021-04-23
Fix Resolution (xmlhttprequest-ssl): 1.6.1
Direct dependency fix Resolution (browser-sync): 2.27.1
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