Vulnerability Monitor

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CVE-2021-33126


Improper access control in the firmware for some Intel(R) 700 and 722 Series Ethernet Controllers and Adapters before versions 8.5 and 1.5.5 may allow a privileged user to potentially enable denial of service via local access.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.4, requiring local system access to exploit with relatively low complexity without requiring user interaction . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 14 products from intel, from intel, from intel and 11 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2022-08-18T20:15:09.500

Last Modified

2025-05-05T17:17:21.457

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.4 (MEDIUM)

Weaknesses
  • Type: Primary
    NVD-CWE-Other

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System intel ethernet_controller_xxv710_firmware < 8.5 Yes
Hardware intel ethernet_controller_xxv710 - No
Operating System intel ethernet_controller_xl710_firmware < 8.5 Yes
Hardware intel ethernet_controller_xl710 - No
Operating System intel ethernet_controller_v710_firmware < 8.5 Yes
Hardware intel ethernet_controller_v710 - No
Operating System intel ethernet_controller_x710_firmware < 8.5 Yes
Hardware intel ethernet_controller_x710 - No
Operating System intel ethernet_network_adapter_x722da2_firmware < 1.5.5 Yes
Hardware intel ethernet_network_adapter_x722da2 - No
Operating System intel ethernet_network_adapter_x722da4fh_firmware < 1.5.5 Yes
Hardware intel ethernet_network_adapter_x722da4fh - No
Operating System intel ethernet_network_adapter_x722da4g1p5_firmware < 1.5.5 Yes
Hardware intel ethernet_network_adapter_x722da4g1p5 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For intel's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.