How severe is CVE-2023-22655?

CVE-2023-22655 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2023-22655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-22655?

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

Does CVE-2023-22655 have an EU (EUVD) identifier?

Yes. CVE-2023-22655 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-26785.

When was CVE-2023-22655 published?

CVE-2023-22655 was published on 2024-03-14 and last updated on 2026-06-17.

CVE-2023-22655

CVE-2023-22655 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. 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-693.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-26785
Weakness: CWE-693
Published: 2024-03-14
Last modified: 2026-06-17

Description

Protection mechanism failure in some 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2023-22655?: Protection mechanism failure in some 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.
How severe is CVE-2023-22655?: CVE-2023-22655 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2023-22655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-22655?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-22655 have an EU (EUVD) identifier?: Yes. CVE-2023-22655 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-26785.
When was CVE-2023-22655 published?: CVE-2023-22655 was published on 2024-03-14 and last updated on 2026-06-17.

References

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