How severe is CVE-2023-20581?

CVE-2023-20581 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-20581 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-20581?

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

Does CVE-2023-20581 have an EU (EUVD) identifier?

Yes. CVE-2023-20581 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-24760.

When was CVE-2023-20581 published?

CVE-2023-20581 was published on 2025-02-11 and last updated on 2026-06-17.

CVE-2023-20581

CVE-2023-20581 is a low-severity vulnerability with a CVSS 3.x base score of 2.5. 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-1284.

Key facts

Severity: Low (CVSS 3.x base score 2.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-24760
Weakness: CWE-1284
Published: 2025-02-11
Last modified: 2026-06-17

Description

Improper access control in the IOMMU may allow a privileged attacker to bypass RMP checks, potentially leading to a loss of guest memory integrity.

Frequently asked questions

What is CVE-2023-20581?: Improper access control in the IOMMU may allow a privileged attacker to bypass RMP checks, potentially leading to a loss of guest memory integrity.
How severe is CVE-2023-20581?: CVE-2023-20581 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-20581 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-20581?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-20581 have an EU (EUVD) identifier?: Yes. CVE-2023-20581 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-24760.
When was CVE-2023-20581 published?: CVE-2023-20581 was published on 2025-02-11 and last updated on 2026-06-17.

References

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