Description
Improper buffer restrictions for some Intel(R) Xeon(R) Processor firmware with SGX enabled may allow a privileged user to potentially enable escalation of privilege via local access.
Published: 2025-08-12
Score: 7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4347-1 intel-microcode security update
Debian DSA Debian DSA DSA-6030-1 intel-microcode security update
EUVD EUVD EUVD-2025-24440 Improper buffer restrictions for some Intel(R) Xeon(R) Processor firmware with SGX enabled may allow a privileged user to potentially enable escalation of privilege via local access.
Ubuntu USN Ubuntu USN USN-7866-1 Intel Microcode vulnerabilities
History

Mon, 03 Nov 2025 18:30:00 +0000

Type Values Removed Values Added
References

Thu, 14 Aug 2025 06:30:00 +0000

Type Values Removed Values Added
First Time appeared Intel
Intel processor
Intel xeon
Intel xeon Processors
Vendors & Products Intel
Intel processor
Intel xeon
Intel xeon Processors

Tue, 12 Aug 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 12 Aug 2025 17:15:00 +0000

Type Values Removed Values Added
Description Improper buffer restrictions for some Intel(R) Xeon(R) Processor firmware with SGX enabled may allow a privileged user to potentially enable escalation of privilege via local access.
Weaknesses CWE-119
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N'}

cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Intel Processor Xeon Xeon Processors
cve-icon MITRE

Status: PUBLISHED

Assigner: intel

Published:

Updated: 2026-02-26T17:49:39.752Z

Reserved: 2025-01-16T04:00:23.817Z

Link: CVE-2025-20053

cve-icon Vulnrichment

Updated: 2025-11-03T17:32:05.343Z

cve-icon NVD

Status : Deferred

Published: 2025-08-12T17:15:28.280

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-20053

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-08-13T21:47:29Z

Weaknesses