CVE-2021-0008 : Security Advisory and Response
Learn about CVE-2021-0008, an uncontrolled resource consumption vulnerability in Intel Ethernet Adapters 800 Series Controllers firmware before version 1.5.3.0, potentially leading to denial of service attacks.
An uncontrolled resource consumption vulnerability has been identified in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.3.0, potentially enabling a denial of service attack for privileged users with local access.
Understanding CVE-2021-0008
This CVE involves an issue in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and related adapters, allowing a privileged user to cause uncontrolled resource consumption and potentially trigger a denial of service attack.
What is CVE-2021-0008?
The CVE-2021-0008 vulnerability pertains to Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.3.0, where an attacker with local access can exploit uncontrolled resource consumption in the firmware to enable a denial of service.
The Impact of CVE-2021-0008
This vulnerability could be exploited by a privileged user to disrupt the services or operations of the affected systems, potentially leading to denial of service incidents and impacting system availability.
Technical Details of CVE-2021-0008
The technical details of CVE-2021-0008 include:
Vulnerability Description
The vulnerability involves uncontrolled resource consumption in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.3.0.
Affected Systems and Versions
- Product: Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters
- Versions Affected: Before version 1.5.3.0
Exploitation Mechanism
Attackers with local access to the system can exploit this vulnerability to potentially enable denial of service by causing uncontrolled resource consumption in the firmware.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-0008, consider the following steps:
Immediate Steps to Take
- Monitor and restrict access to vulnerable systems.
- Apply patches and updates provided by Intel.
Long-Term Security Practices
- Maintain updated firmware and security configurations.
- Regularly review and apply security best practices for system hardening.
Patching and Updates
Intel has released patches and updates to address the vulnerability. Ensure that all affected systems are updated with the latest firmware versions to prevent exploitation of this vulnerability.