CVE-2021-0006 Explained : Impact and Mitigation
Learn about CVE-2021-0006 affecting Intel Ethernet Adapters 800 Series Controllers before version 1.5.4.0, enabling denial of service attacks via local access. Find mitigation steps.
Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.4.0 are affected by an improper conditions check vulnerability that may allow a privileged user to enable denial of service through local access.
Understanding CVE-2021-0006
This CVE details the vulnerability in Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.4.0.
What is CVE-2021-0006?
The vulnerability involves an improper conditions check in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters, potentially enabling a privileged user to trigger denial of service attacks via local access.
The Impact of CVE-2021-0006
An attacker with local access and privilege can exploit this vulnerability to cause denial of service, disrupting normal operations of the affected systems.
Technical Details of CVE-2021-0006
This section covers specific technical aspects of the CVE.
Vulnerability Description
The vulnerability stems from a lack of proper conditions check within the firmware, which malicious users can exploit to disrupt services on the impacted devices.
Affected Systems and Versions
Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters are affected before version 1.5.4.0.
Exploitation Mechanism
Privileged local access is required to exploit this vulnerability, allowing a potential attacker to launch denial of service attacks.
Mitigation and Prevention
Protecting systems from CVE-2021-0006 is crucial to ensure security and continuity of operations.
Immediate Steps to Take
Immediately updating affected systems to version 1.5.4.0 or newer can mitigate the vulnerability and prevent exploitation.
Long-Term Security Practices
Regularly monitoring firmware updates and security advisories from Intel can help in staying informed about potential vulnerabilities and applying necessary patches.
Patching and Updates
Installing security patches provided by Intel for the affected systems is vital in addressing CVE-2021-0006 and maintaining a secure environment.