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In socket.io in versions 1.0.0 to 2.3.0 is vulnerable to Cross-Site Websocket Hijacking, it allows an attacker to bypass origin protection using special symbols include "`" and "$".
WS-2020-0443 - High Severity Vulnerability
Vulnerable Library - socket.io-1.7.4.tgz
node.js realtime framework server
Library home page: https://registry.npmjs.org/socket.io/-/socket.io-1.7.4.tgz
Path to dependency file: /package.json
Path to vulnerable library: /node_modules/socket.io/package.json
Dependency Hierarchy: - karma-0.13.22.tgz (Root Library) - :x: **socket.io-1.7.4.tgz** (Vulnerable Library)
Found in base branch: master
Vulnerability Details
In socket.io in versions 1.0.0 to 2.3.0 is vulnerable to Cross-Site Websocket Hijacking, it allows an attacker to bypass origin protection using special symbols include "`" and "$".
Publish Date: 2020-02-20
URL: WS-2020-0443
CVSS 3 Score Details (8.1)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: Required - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: None
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://hackerone.com/reports/931197
Release Date: 2020-02-20
Fix Resolution (socket.io): 2.4.0
Direct dependency fix Resolution (karma): 5.0.8