CVE-2023-42667

Published Aug 14, 2024 CVSS 4.0 · 7.3 High EPSS < 1% KEV · Not listed
Description
Improper isolation in the Intel(R) Core(TM) Ultra Processor stream cache mechanism may allow an authenticated user to potentially enable escalation of privilege via local access.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-47099 Improper isolation in the Intel(R) Core(TM) Ultra Processor stream cache mechanism may allow an authenticated user to potentially enable escalation of privilege via local access.
Ubuntu USN Ubuntu USN USN-6967-1 Intel Microcode vulnerabilities
History
Type Values Removed Values Added
First Time appeared Intel
Intel core Ultra Processor
CPEs cpe:2.3:h:intel:core_ultra_processor:*:*:*:*:*:*:*:*
Vendors & Products Intel
Intel core Ultra Processor
Metrics ssvc

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

Type Values Removed Values Added
Description Improper isolation in the Intel(R) Core(TM) Ultra Processor stream cache mechanism may allow an authenticated user to potentially enable escalation of privilege via local access.
Weaknesses CWE-1189
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
intel
Published
Updated
Aug 22, 2024, 3:55 AM
Reserved
Oct 25, 2023, 3:00 AM
Status
Deferred
Published
Aug 14, 2024, 2:15 PM
Modified
Jun 17, 2026, 6:24 AM