Vulnerability Monitor

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CVE-2026-20901

Improper input validation for some Intel(R) Xeon(R) processors within firmware may allow an escalation of privilege. Startup code and smm adversary with a privileged user combined with a high complexity attack may enable data alteration. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (high) and availability (none) impacts.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, requiring local system access to exploit but requires specific conditions to be met without requiring user interaction . The vulnerability impacts integrity (unauthorized modifications), for affected systems. Impacting 188 products from intel, from intel, from intel and 185 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2026, 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

2026-08-11T18:17:24.593

Last Modified

2026-08-28T14:08:04.373

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

Weaknesses

Type: Secondary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	intel	xeon_bronze_3408u_firmware	-	Yes
Hardware	intel	xeon_bronze_3408u	-	No
Operating System	intel	xeon_gold_5403n_firmware	-	Yes
Hardware	intel	xeon_gold_5403n	-	No
Operating System	intel	xeon_gold_5411n_firmware	-	Yes
Hardware	intel	xeon_gold_5411n	-	No
Operating System	intel	xeon_gold_5412u_firmware	-	Yes
Hardware	intel	xeon_gold_5412u	-	No
Operating System	intel	xeon_gold_5415\+_firmware	-	Yes
Hardware	intel	xeon_gold_5415\+	-	No
Operating System	intel	xeon_platinum_8592\+_firmware	-	Yes
Hardware	intel	xeon_platinum_8592\+	-	No
Operating System	intel	xeon_platinum_8592v_firmware	-	Yes
Hardware	intel	xeon_platinum_8592v	-	No
Operating System	intel	xeon_platinum_8593q_firmware	-	Yes
Hardware	intel	xeon_platinum_8593q	-	No
Operating System	intel	xeon_silver_4509y_firmware	-	Yes
Hardware	intel	xeon_silver_4509y	-	No
Operating System	intel	xeon_silver_4510_firmware	-	Yes
Hardware	intel	xeon_silver_4510	-	No
Operating System	intel	xeon_silver_4510t_firmware	-	Yes
Hardware	intel	xeon_silver_4510t	-	No
Operating System	intel	xeon_silver_4514y_firmware	-	Yes
Hardware	intel	xeon_silver_4514y	-	No
Operating System	intel	xeon_silver_4516y\+_firmware	-	Yes
Hardware	intel	xeon_silver_4516y\+	-	No
Operating System	intel	xeon_gold_5416s_firmware	-	Yes
Hardware	intel	xeon_gold_5416s	-	No
Operating System	intel	xeon_gold_5418n_firmware	-	Yes
Hardware	intel	xeon_gold_5418n	-	No
Operating System	intel	xeon_gold_5418y_firmware	-	Yes
Hardware	intel	xeon_gold_5418y	-	No
Operating System	intel	xeon_gold_5420\+_firmware	-	Yes
Hardware	intel	xeon_gold_5420\+	-	No
Operating System	intel	xeon_gold_5423n_firmware	-	Yes
Hardware	intel	xeon_gold_5423n	-	No
Operating System	intel	xeon_gold_5433n_firmware	-	Yes
Hardware	intel	xeon_gold_5433n	-	No
Operating System	intel	xeon_gold_6403n_firmware	-	Yes
Hardware	intel	xeon_gold_6403n	-	No
Operating System	intel	xeon_gold_6414u_firmware	-	Yes
Hardware	intel	xeon_gold_6414u	-	No
Operating System	intel	xeon_gold_6416h_firmware	-	Yes
Hardware	intel	xeon_gold_6416h	-	No
Operating System	intel	xeon_gold_6418h_firmware	-	Yes
Hardware	intel	xeon_gold_6418h	-	No
Operating System	intel	xeon_gold_6421n_firmware	-	Yes
Hardware	intel	xeon_gold_6421n	-	No
Operating System	intel	xeon_gold_6423n_firmware	-	Yes
Hardware	intel	xeon_gold_6423n	-	No
Operating System	intel	xeon_gold_6426y_firmware	-	Yes
Hardware	intel	xeon_gold_6426y	-	No
Operating System	intel	xeon_gold_6428n_firmware	-	Yes
Hardware	intel	xeon_gold_6428n	-	No
Operating System	intel	xeon_gold_6430_firmware	-	Yes
Hardware	intel	xeon_gold_6430	-	No
Operating System	intel	xeon_gold_6433n_firmware	-	Yes
Hardware	intel	xeon_gold_6433n	-	No
Operating System	intel	xeon_gold_6433ne_firmware	-	Yes
Hardware	intel	xeon_gold_6433ne	-	No
Operating System	intel	xeon_gold_6434_firmware	-	Yes
Hardware	intel	xeon_gold_6434	-	No
Operating System	intel	xeon_gold_6434h_firmware	-	Yes
Hardware	intel	xeon_gold_6434h	-	No
Operating System	intel	xeon_gold_6438m_firmware	-	Yes
Hardware	intel	xeon_gold_6438m	-	No
Operating System	intel	xeon_gold_6438n_firmware	-	Yes
Hardware	intel	xeon_gold_6438n	-	No
Operating System	intel	xeon_gold_6438y\+_firmware	-	Yes
Hardware	intel	xeon_gold_6438y\+	-	No
Operating System	intel	xeon_gold_6442y_firmware	-	Yes
Hardware	intel	xeon_gold_6442y	-	No
Operating System	intel	xeon_gold_6443n_firmware	-	Yes
Hardware	intel	xeon_gold_6443n	-	No
Operating System	intel	xeon_gold_6444y_firmware	-	Yes
Hardware	intel	xeon_gold_6444y	-	No
Operating System	intel	xeon_gold_6448h_firmware	-	Yes
Hardware	intel	xeon_gold_6448h	-	No
Operating System	intel	xeon_gold_6448y_firmware	-	Yes
Hardware	intel	xeon_gold_6448y	-	No
Operating System	intel	xeon_gold_6454s_firmware	-	Yes
Hardware	intel	xeon_gold_6454s	-	No
Operating System	intel	xeon_gold_6458q_firmware	-	Yes
Hardware	intel	xeon_gold_6458q	-	No
Operating System	intel	xeon_platinum_8444h_firmware	-	Yes
Hardware	intel	xeon_platinum_8444h	-	No
Operating System	intel	xeon_platinum_8450h_firmware	-	Yes
Hardware	intel	xeon_platinum_8450h	-	No
Operating System	intel	xeon_platinum_8452y_firmware	-	Yes
Hardware	intel	xeon_platinum_8452y	-	No
Operating System	intel	xeon_platinum_8454h_firmware	-	Yes
Hardware	intel	xeon_platinum_8454h	-	No
Operating System	intel	xeon_platinum_8458p_firmware	-	Yes
Hardware	intel	xeon_platinum_8458p	-	No
Operating System	intel	xeon_platinum_8460h_firmware	-	Yes
Hardware	intel	xeon_platinum_8460h	-	No
Operating System	intel	xeon_platinum_8460y\+_firmware	-	Yes
Hardware	intel	xeon_platinum_8460y\+	-	No
Operating System	intel	xeon_platinum_8461v_firmware	-	Yes
Hardware	intel	xeon_platinum_8461v	-	No
Operating System	intel	xeon_platinum_8462y\+_firmware	-	Yes
Hardware	intel	xeon_platinum_8462y\+	-	No
Operating System	intel	xeon_platinum_8468_firmware	-	Yes
Hardware	intel	xeon_platinum_8468	-	No
Operating System	intel	xeon_platinum_8468h_firmware	-	Yes
Hardware	intel	xeon_platinum_8468h	-	No
Operating System	intel	xeon_platinum_8468v_firmware	-	Yes
Hardware	intel	xeon_platinum_8468v	-	No
Operating System	intel	xeon_platinum_8470_firmware	-	Yes
Hardware	intel	xeon_platinum_8470	-	No
Operating System	intel	xeon_platinum_8470n_firmware	-	Yes
Hardware	intel	xeon_platinum_8470n	-	No
Operating System	intel	xeon_platinum_8470q_firmware	-	Yes
Hardware	intel	xeon_platinum_8470q	-	No
Operating System	intel	xeon_platinum_8471n_firmware	-	Yes
Hardware	intel	xeon_platinum_8471n	-	No
Operating System	intel	xeon_platinum_8480\+_firmware	-	Yes
Hardware	intel	xeon_platinum_8480\+	-	No
Operating System	intel	xeon_platinum_8490h_firmware	-	Yes
Hardware	intel	xeon_platinum_8490h	-	No
Operating System	intel	xeon_silver_4410t_firmware	-	Yes
Hardware	intel	xeon_silver_4410t	-	No
Operating System	intel	xeon_silver_4410y_firmware	-	Yes
Hardware	intel	xeon_silver_4410y	-	No
Operating System	intel	xeon_silver_4416\+_firmware	-	Yes
Hardware	intel	xeon_silver_4416\+	-	No
Operating System	intel	xeon_silver_4516y\+_firmware	-	Yes
Hardware	intel	xeon_silver_4516y\+	-	No
Operating System	intel	xeon_bronze_3508u_firmware	-	Yes
Hardware	intel	xeon_bronze_3508u	-	No
Operating System	intel	xeon_gold_5512u_firmware	-	Yes
Hardware	intel	xeon_gold_5512u	-	No
Operating System	intel	xeon_gold_5515\+_firmware	-	Yes
Hardware	intel	xeon_gold_5515\+	-	No
Operating System	intel	xeon_gold_5520\+_firmware	-	Yes
Hardware	intel	xeon_gold_5520\+	-	No
Operating System	intel	xeon_gold_6526y_firmware	-	Yes
Hardware	intel	xeon_gold_6526y	-	No
Operating System	intel	xeon_gold_6530_firmware	-	Yes
Hardware	intel	xeon_gold_6530	-	No
Operating System	intel	xeon_gold_6534_firmware	-	Yes
Hardware	intel	xeon_gold_6534	-	No
Operating System	intel	xeon_gold_6538n_firmware	-	Yes
Hardware	intel	xeon_gold_6538n	-	No
Operating System	intel	xeon_gold_6538y\+_firmware	-	Yes
Hardware	intel	xeon_gold_6538y\+	-	No
Operating System	intel	xeon_gold_6542y_firmware	-	Yes
Hardware	intel	xeon_gold_6542y	-	No
Operating System	intel	xeon_gold_6544y_firmware	-	Yes
Hardware	intel	xeon_gold_6544y	-	No
Operating System	intel	xeon_gold_6548n_firmware	-	Yes
Hardware	intel	xeon_gold_6548n	-	No
Operating System	intel	xeon_gold_6548y\+_firmware	-	Yes
Hardware	intel	xeon_gold_6548y\+	-	No
Operating System	intel	xeon_gold_6554s_firmware	-	Yes
Hardware	intel	xeon_gold_6554s	-	No
Operating System	intel	xeon_gold_6558q_firmware	-	Yes
Hardware	intel	xeon_gold_6558q	-	No
Operating System	intel	xeon_platinum_8558_firmware	-	Yes
Hardware	intel	xeon_platinum_8558	-	No
Operating System	intel	xeon_platinum_8558p_firmware	-	Yes
Hardware	intel	xeon_platinum_8558p	-	No
Operating System	intel	xeon_platinum_8558u_firmware	-	Yes
Hardware	intel	xeon_platinum_8558u	-	No
Operating System	intel	xeon_platinum_8562y\+_firmware	-	Yes
Hardware	intel	xeon_platinum_8562y\+	-	No
Operating System	intel	xeon_platinum_8568y\+_firmware	-	Yes
Hardware	intel	xeon_platinum_8568y\+	-	No
Operating System	intel	xeon_platinum_8570_firmware	-	Yes
Hardware	intel	xeon_platinum_8570	-	No
Operating System	intel	xeon_platinum_8571n_firmware	-	Yes
Hardware	intel	xeon_platinum_8571n	-	No
Operating System	intel	xeon_platinum_8580_firmware	-	Yes
Hardware	intel	xeon_platinum_8580	-	No
Operating System	intel	xeon_platinum_8581v_firmware	-	Yes
Hardware	intel	xeon_platinum_8581v	-	No
Operating System	intel	xeon_platinum_8444h_firmware	-	Yes
Hardware	intel	xeon_platinum_8444h	-	No
Operating System	intel	xeon_gold_5420_firmware	-	Yes
Hardware	intel	xeon_gold_5420	-	No
Operating System	intel	xeon_gold_6454s_firmware	-	Yes
Hardware	intel	xeon_gold_6454s	-	No
Operating System	intel	xeon_gold_5418y_firmware	-	Yes
Hardware	intel	xeon_gold_5418y	-	No
Operating System	intel	xeon_gold_6430_firmware	-	Yes
Hardware	intel	xeon_gold_6430	-	No
Operating System	intel	xeon_gold_5418n_firmware	-	Yes
Hardware	intel	xeon_gold_5418n	-	No
Operating System	intel	xeon_gold_6414u_firmware	-	Yes
Hardware	intel	xeon_gold_6414u	-	No
Operating System	intel	xeon_gold_5416s_firmware	-	Yes
Hardware	intel	xeon_gold_5416s	-	No
Operating System	intel	xeon_gold_5415_firmware	-	Yes
Hardware	intel	xeon_gold_5415	-	No
Operating System	intel	xeon_gold_5412u_firmware	-	Yes
Hardware	intel	xeon_gold_5412u	-	No
Operating System	intel	xeon_gold_5411n_firmware	-	Yes
Hardware	intel	xeon_gold_5411n	-	No
Operating System	intel	xeon_silver_4416_firmware	-	Yes
Hardware	intel	xeon_silver_4416	-	No
Operating System	intel	xeon_silver_4410y_firmware	-	Yes
Hardware	intel	xeon_silver_4410y	-	No
Operating System	intel	xeon_silver_4410t_firmware	-	Yes
Hardware	intel	xeon_silver_4410t	-	No
Hardware	intel	xeon_bronze_3408u	-	Yes
Hardware	intel	xeon_gold_5411n	-	Yes
Hardware	intel	xeon_gold_5412u	-	Yes
Hardware	intel	xeon_gold_5415	-	Yes
Hardware	intel	xeon_gold_5416s	-	Yes
Hardware	intel	xeon_gold_5418n	-	Yes
Hardware	intel	xeon_gold_5418y	-	Yes
Hardware	intel	xeon_gold_5420	-	Yes
Hardware	intel	xeon_gold_6414u	-	Yes
Hardware	intel	xeon_gold_6416h	-	Yes
Hardware	intel	xeon_gold_6418h	-	Yes
Hardware	intel	xeon_gold_6421n	-	Yes
Hardware	intel	xeon_gold_6426y	-	Yes
Hardware	intel	xeon_gold_6428n	-	Yes
Hardware	intel	xeon_gold_6430	-	Yes
Hardware	intel	xeon_gold_6434	-	Yes
Hardware	intel	xeon_gold_6434h	-	Yes
Hardware	intel	xeon_gold_6438m	-	Yes
Hardware	intel	xeon_gold_6438n	-	Yes
Hardware	intel	xeon_gold_6438y	-	Yes
Hardware	intel	xeon_gold_6442y	-	Yes
Hardware	intel	xeon_gold_6444y	-	Yes
Hardware	intel	xeon_gold_6448h	-	Yes
Hardware	intel	xeon_gold_6448y	-	Yes
Hardware	intel	xeon_gold_6454s	-	Yes
Hardware	intel	xeon_gold_6458q	-	Yes
Hardware	intel	xeon_platinum_8444h	-	Yes
Hardware	intel	xeon_platinum_8450h	-	Yes
Hardware	intel	xeon_platinum_8452y	-	Yes
Hardware	intel	xeon_platinum_8454h	-	Yes
Hardware	intel	xeon_platinum_8458p	-	Yes
Hardware	intel	xeon_platinum_8460h	-	Yes
Hardware	intel	xeon_platinum_8460y	-	Yes
Hardware	intel	xeon_platinum_8461v	-	Yes
Hardware	intel	xeon_platinum_8462y	-	Yes
Hardware	intel	xeon_platinum_8468	-	Yes
Hardware	intel	xeon_platinum_8468h	-	Yes
Hardware	intel	xeon_platinum_8468v	-	Yes
Hardware	intel	xeon_platinum_8470	-	Yes
Hardware	intel	xeon_platinum_8470n	-	Yes
Hardware	intel	xeon_platinum_8470q	-	Yes
Hardware	intel	xeon_platinum_8471n	-	Yes
Hardware	intel	xeon_platinum_8480	-	Yes
Hardware	intel	xeon_platinum_8490h	-	Yes
Hardware	intel	xeon_silver_4410t	-	Yes
Hardware	intel	xeon_silver_4410y	-	Yes
Hardware	intel	xeon_silver_4416	-	Yes
Operating System	intel	xeon_platinum_8490h_firmware	-	Yes
Hardware	intel	xeon_platinum_8490h	-	No
Operating System	intel	xeon_platinum_8462y_firmware	-	Yes
Hardware	intel	xeon_platinum_8462y	-	No
Operating System	intel	xeon_platinum_8480_firmware	-	Yes
Hardware	intel	xeon_platinum_8480	-	No
Operating System	intel	xeon_gold_6458q_firmware	-	Yes
Hardware	intel	xeon_gold_6458q	-	No
Operating System	intel	xeon_platinum_8471n_firmware	-	Yes
Hardware	intel	xeon_platinum_8471n	-	No
Operating System	intel	xeon_gold_6448y_firmware	-	Yes
Hardware	intel	xeon_gold_6448y	-	No
Operating System	intel	xeon_platinum_8470_firmware	-	Yes
Hardware	intel	xeon_platinum_8470	-	No
Operating System	intel	xeon_gold_6448h_firmware	-	Yes
Hardware	intel	xeon_gold_6448h	-	No
Operating System	intel	xeon_platinum_8470q_firmware	-	Yes
Hardware	intel	xeon_platinum_8470q	-	No
Operating System	intel	xeon_gold_6444y_firmware	-	Yes
Hardware	intel	xeon_gold_6444y	-	No
Operating System	intel	xeon_platinum_8470n_firmware	-	Yes
Hardware	intel	xeon_platinum_8470n	-	No
Operating System	intel	xeon_gold_6442y_firmware	-	Yes
Hardware	intel	xeon_gold_6442y	-	No
Operating System	intel	xeon_platinum_8468_firmware	-	Yes
Hardware	intel	xeon_platinum_8468	-	No
Operating System	intel	xeon_gold_6438y_firmware	-	Yes
Hardware	intel	xeon_gold_6438y	-	No
Operating System	intel	xeon_platinum_8468v_firmware	-	Yes
Hardware	intel	xeon_platinum_8468v	-	No
Operating System	intel	xeon_gold_6438n_firmware	-	Yes
Hardware	intel	xeon_gold_6438n	-	No
Operating System	intel	xeon_platinum_8468h_firmware	-	Yes
Hardware	intel	xeon_platinum_8468h	-	No
Operating System	intel	xeon_gold_6438m_firmware	-	Yes
Hardware	intel	xeon_gold_6438m	-	No
Operating System	intel	xeon_platinum_8461v_firmware	-	Yes
Hardware	intel	xeon_platinum_8461v	-	No
Operating System	intel	xeon_gold_6434h_firmware	-	Yes
Hardware	intel	xeon_gold_6434h	-	No
Operating System	intel	xeon_platinum_8460y_firmware	-	Yes
Hardware	intel	xeon_platinum_8460y	-	No
Operating System	intel	xeon_gold_6434_firmware	-	Yes
Hardware	intel	xeon_gold_6434	-	No
Operating System	intel	xeon_platinum_8460h_firmware	-	Yes
Hardware	intel	xeon_platinum_8460h	-	No
Operating System	intel	xeon_gold_6428n_firmware	-	Yes
Hardware	intel	xeon_gold_6428n	-	No
Operating System	intel	xeon_platinum_8458p_firmware	-	Yes
Hardware	intel	xeon_platinum_8458p	-	No
Operating System	intel	xeon_gold_6426y_firmware	-	Yes
Hardware	intel	xeon_gold_6426y	-	No
Operating System	intel	xeon_platinum_8454h_firmware	-	Yes
Hardware	intel	xeon_platinum_8454h	-	No
Operating System	intel	xeon_gold_6421n_firmware	-	Yes
Hardware	intel	xeon_gold_6421n	-	No
Operating System	intel	xeon_platinum_8452y_firmware	-	Yes
Hardware	intel	xeon_platinum_8452y	-	No
Operating System	intel	xeon_gold_6418h_firmware	-	Yes
Hardware	intel	xeon_gold_6418h	-	No
Operating System	intel	xeon_platinum_8450h_firmware	-	Yes
Hardware	intel	xeon_platinum_8450h	-	No
Operating System	intel	xeon_gold_6416h_firmware	-	Yes
Hardware	intel	xeon_gold_6416h	-	No

References

https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01442.html Vendor Advisory ([email protected])

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.