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Vulnerability DatabaseCVE-2023-32370

CVE-2023-32370: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2023-32370 is a security vulnerability affecting WebKit-based systems, discovered by Gertjan Franken of imec-DistriNet, KU Leuven. The vulnerability was fixed in macOS Ventura 13.3 and WebKitGTK/WPE WebKit versions before 2.40.1. This vulnerability involves a logic issue in Content Security Policy (CSP) implementation that could potentially fail to block domains with wildcards (Apple Support, WebKit Advisory).

Technical details

The vulnerability stems from a logic issue in the Content Security Policy implementation. The issue was addressed with improved validation in the affected systems. The vulnerability has been assigned a CVSS v3.1 base score of 5.3 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N (NVD).

Impact

The primary impact of this vulnerability is that Content Security Policy implementations may fail to properly block domains with wildcards. This could potentially allow bypass of intended security restrictions, affecting the web security posture of affected systems (WebKit Advisory).

Mitigation and workarounds

The vulnerability has been patched in macOS Ventura 13.3 and WebKitGTK/WPE WebKit version 2.40.1. Users are recommended to update to these or later versions to mitigate the vulnerability. For macOS users, the fix is available through the macOS Ventura 13.3 update, while Linux users using WebKitGTK or WPE WebKit should update to version 2.40.1 or later (Apple Support, WebKit Advisory).

Additional resources

Source: This report was generated using AI

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