CVE-2023-21720
vulnerability analysis and mitigation

Overview

Microsoft Edge (Chromium-based) Tampering Vulnerability (CVE-2023-21720) was disclosed in February 2023. The vulnerability affects Microsoft Edge Chromium versions up to (excluding) 109.0.15.18.78. This security issue was assigned a CVSS v3.1 base score of 5.3 (MEDIUM) (MSRC).

Technical details

The vulnerability has been classified with a CVSS vector of CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H, indicating it is a network-accessible vulnerability requiring high attack complexity, no privileges, and user interaction. The vulnerability is related to tampering issues in Microsoft Edge Chromium-based browser (NVD).

Impact

The vulnerability could potentially impact system availability, though it does not affect confidentiality or integrity according to the CVSS metrics. The vulnerability has been rated as MEDIUM severity, suggesting moderate potential impact on affected systems (MSRC).

Mitigation and workarounds

Users are advised to upgrade to Microsoft Edge version 109.0.15.18.78 or later to address this vulnerability. The fix was included in subsequent security updates (Gentoo Advisory).

Additional resources


SourceThis report was generated using AI

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