What’s Vulnerable › Vulnerabilities

CVE-2020-0522

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-02-17 · updated 2026-06-17
• Weakness: CWE-665

Description

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

Affected products

• Intel(R) Ethernet I210 Controller series of network adapters: before 3.30 — fixed in 3.30

How to fix

Upgrade to a fixed version: Intel(R) Ethernet I210 Controller series of network adapters 3.30. Check the vendor advisory for mitigations.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00318.html
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00318.html

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