CVE-2023-21796 Explained : Impact and Mitigation

This CVE-2023-21796 relates to a Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability that was published on January 23, 2023. It has a high base severity rating of 8.3 according to the CVSS v3.1 scoring system.

Understanding CVE-2023-21796

This vulnerability affects Microsoft Edge (Chromium-based) Extended Stable version 1.0.0 and versions below 108.0.1462.83, allowing for an elevation of privilege exploit.

What is CVE-2023-21796?

CVE-2023-21796 is a security flaw found in the Microsoft Edge browser (Chromium-based) that could potentially be exploited by attackers to elevate their privileges on an affected system.

The Impact of CVE-2023-21796

With a high severity rating, this vulnerability could lead to unauthorized users gaining elevated privileges on an affected system, potentially leading to further exploitation and compromise of sensitive information.

Technical Details of CVE-2023-21796

The following technical details shed light on the vulnerability:

Vulnerability Description

The vulnerability allows attackers to escalate their privileges on the system, posing a significant security risk to users of the affected Microsoft Edge version.

Affected Systems and Versions

Vendor: Microsoft
Product: Microsoft Edge (Chromium-based) Extended Stable
Versions Affected: Version 1.0.0 and below 108.0.1462.83
Platforms: Unknown

Exploitation Mechanism

Attackers can exploit this vulnerability to gain elevated privileges on a system running the vulnerable version of Microsoft Edge (Chromium-based) Extended Stable.

Mitigation and Prevention

To protect against CVE-2023-21796, it is crucial for users to take immediate action and implement security measures.

Immediate Steps to Take

Update Microsoft Edge (Chromium-based) to a secure version that addresses the vulnerability.
Regularly monitor security advisories and apply patches promptly.

Long-Term Security Practices

Employ defense-in-depth strategies to mitigate the impact of potential security vulnerabilities.
Educate users on safe browsing practices and the importance of keeping software up to date.

Patching and Updates

Ensure that systems are regularly updated with the latest patches and security updates from Microsoft to address known vulnerabilities and enhance overall system security.