CVE-2023-28221 Explained : Impact and Mitigation
Learn about CVE-2023-28221, a high-severity vulnerability in Windows Error Reporting Service that allows privilege escalation. Take immediate action for mitigation.
An elevation of privilege vulnerability has been identified in the Windows Error Reporting Service.
Understanding CVE-2023-28221
This vulnerability, tracked as CVE-2023-28221, affects various Microsoft products, including Windows 10, Windows Server, Windows 11, and more.
What is CVE-2023-28221?
The CVE-2023-28221 vulnerability is related to the Windows Error Reporting Service and can allow an attacker to elevate their privileges on the affected system.
The Impact of CVE-2023-28221
This vulnerability has been rated with a CVSS base severity of HIGH, with a base score of 7.0. The impact includes potential unauthorized escalation of privileges, leading to further exploitation of the system.
Technical Details of CVE-2023-28221
The specific technical details of CVE-2023-28221 include:
Vulnerability Description
The vulnerability exists in the Windows Error Reporting Service, which could be exploited by an attacker for elevating their privileges on the system.
Affected Systems and Versions
- Windows 10 Version 1809
- Windows Server 2019
- Windows Server 2019 (Server Core installation)
- Windows Server 2022
- Windows 10 Version 20H2
- Windows 11 version 21H2
- Windows 10 Version 21H2
- Windows 11 version 22H2
- Windows 10 Version 22H2
- Windows 10 Version 1507
- Windows 10 Version 1607
- Windows Server 2016
- Windows Server 2016 (Server Core installation)
Exploitation Mechanism
The vulnerability could be exploited by a malicious actor to gain elevated privileges on the affected systems, potentially leading to further compromise.
Mitigation and Prevention
To safeguard systems from CVE-2023-28221, it is crucial to take immediate steps and implement long-term security practices.
Immediate Steps to Take
- Monitor official Microsoft security advisories and apply relevant patches promptly.
- Consider implementing least privilege access controls to limit potential impact.
Long-Term Security Practices
- Regularly update systems with the latest security patches and updates.
- Conduct security assessments and audits to identify and address vulnerabilities proactively.
Patching and Updates
Ensure that all affected systems are patched with the latest security updates provided by Microsoft to mitigate the risk posed by CVE-2023-28221.