CVE-2022-21793 : Security Advisory and Response
Discover details of CVE-2022-21793, a flaw in Intel Ethernet 500 and 700 Series Controller drivers for VMWare enabling denial of service attacks via local access. Learn about impact, affected versions, and mitigation steps.
This article provides an overview of CVE-2022-21793, a vulnerability related to insufficient control flow management in Intel(R) Ethernet 500 and 700 Series Controller drivers for VMWare, potentially leading to a denial of service attack.
Understanding CVE-2022-21793
CVE-2022-21793 highlights a security flaw in Intel(R) Ethernet controller drivers that could be exploited by authenticated users to launch a denial of service attack through local access.
What is CVE-2022-21793?
The vulnerability lies in the control flow management of Intel(R) Ethernet 500 and 700 Series Controller drivers for VMWare. Attackers with local access could trigger a denial of service incident.
The Impact of CVE-2022-21793
An authenticated user could exploit this vulnerability to potentially orchestrate a denial of service attack. By manipulating the control flow management, the attacker could disrupt normal system operations.
Technical Details of CVE-2022-21793
This section delves into the specifics of the vulnerability, including the description, affected systems, versions, and the exploitation mechanism.
Vulnerability Description
The flaw in the Intel(R) Ethernet 500 and 700 Series Controller drivers for VMWare, before specific versions, allows an authenticated user to potentially enable a denial of service attack via local access.
Affected Systems and Versions
The vulnerability impacts the Intel(R) Ethernet 500 Series Controller drivers for VMWare prior to version 1.11.4.0 and in the Intel(R) Ethernet 700 Series Controller drivers for VMWare before version 2.1.5.0.
Exploitation Mechanism
Attackers can exploit this vulnerability through local access, manipulating the control flow management to disrupt system processes.
Mitigation and Prevention
This section outlines steps to mitigate the vulnerability and prevent potential attacks.
Immediate Steps to Take
Users are advised to update the affected Intel(R) Ethernet controller drivers to versions 1.11.4.0 and 2.1.5.0, respectively, or apply patches provided by Intel.
Long-Term Security Practices
Incorporate robust security measures, limit user access rights, and monitor network activity to prevent unauthorized actions.
Patching and Updates
Regularly check for security updates from Intel and apply patches promptly to safeguard systems against known vulnerabilities.