CVE-2020-0522 : Vulnerability Insights and Analysis

Intel(R) Ethernet I210 Controller series of network adapters before version 3.30 is susceptible to a denial of service vulnerability due to improper firmware initialization.

Understanding CVE-2020-0522

This CVE involves a denial of service risk in the Intel(R) Ethernet I210 Controller series of network adapters.

What is CVE-2020-0522?

Improper initialization in the firmware for the Intel(R) Ethernet I210 Controller series of network adapters before version 3.30 could permit a privileged user to cause denial of service via local access.

The Impact of CVE-2020-0522

The vulnerability may be exploited by a privileged user to trigger a denial of service attack, potentially disrupting network communications and services.

Technical Details of CVE-2020-0522

Intel(R) Ethernet I210 Controller series of network adapters is affected by this vulnerability due to improper firmware initialization.

Vulnerability Description

The flaw in the firmware could be abused by a privileged user to cause a denial of service condition.

Affected Systems and Versions

Product: Intel(R) Ethernet I210 Controller series of network adapters
Versions Affected: Before version 3.30

Exploitation Mechanism

The vulnerability can be exploited locally by a privileged user, leading to a potential denial of service attack.

Mitigation and Prevention

To address CVE-2020-0522, consider the following actions:

Immediate Steps to Take

Apply vendor-provided patches or firmware updates promptly.
Restrict privileged user access to vulnerable systems.

Long-Term Security Practices

Regularly monitor and audit network traffic for unusual patterns.
Implement network segmentation to isolate critical systems from potentially compromised areas.

Patching and Updates

Ensure that all affected Intel(R) Ethernet I210 Controller series of network adapters are updated to at least version 3.30.