How severe is CVE-2023-46103?

CVE-2023-46103 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-46103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-46103?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-46103 have an EU (EUVD) identifier?

Yes. CVE-2023-46103 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-50364.

When was CVE-2023-46103 published?

CVE-2023-46103 was published on 2024-05-16 and last updated on 2026-06-17.

CVE-2023-46103

CVE-2023-46103 is a medium-severity vulnerability with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1281.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-50364
Weakness: CWE-1281
Published: 2024-05-16
Last modified: 2026-06-17

Description

Sequence of processor instructions leads to unexpected behavior in Intel(R) Core(TM) Ultra Processors may allow an authenticated user to potentially enable denial of service via local access.

Frequently asked questions

What is CVE-2023-46103?: Sequence of processor instructions leads to unexpected behavior in Intel(R) Core(TM) Ultra Processors may allow an authenticated user to potentially enable denial of service via local access.
How severe is CVE-2023-46103?: CVE-2023-46103 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-46103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-46103?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-46103 have an EU (EUVD) identifier?: Yes. CVE-2023-46103 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-50364.
When was CVE-2023-46103 published?: CVE-2023-46103 was published on 2024-05-16 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01052.html

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