How severe is CVE-2023-45745?

CVE-2023-45745 has a CVSS 3.x base score of 7.9, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-45745 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45745?

CVE-2023-45745 primarily affects Intel Tdx Module. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-45745?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-45745 have an EU (EUVD) identifier?

Yes. CVE-2023-45745 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-50034.

When was CVE-2023-45745 published?

CVE-2023-45745 was published on 2024-05-16 and last updated on 2026-06-17.

CVE-2023-45745

CVE-2023-45745 is a high-severity vulnerability in Intel Tdx Module with a CVSS 3.x base score of 7.9. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.9)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-50034
Weakness: CWE-20
Affected product: Intel Tdx Module
Published: 2024-05-16
Last modified: 2026-06-17

Description

Improper input validation in some Intel(R) TDX module software before version 1.5.05.46.698 may allow a privileged user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2023-45745?: Improper input validation in some Intel(R) TDX module software before version 1.5.05.46.698 may allow a privileged user to potentially enable escalation of privilege via local access.
How severe is CVE-2023-45745?: CVE-2023-45745 has a CVSS 3.x base score of 7.9, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-45745 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45745?: CVE-2023-45745 primarily affects Intel Tdx Module. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-45745?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-45745 have an EU (EUVD) identifier?: Yes. CVE-2023-45745 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-50034.
When was CVE-2023-45745 published?: CVE-2023-45745 was published on 2024-05-16 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:intel:tdx_module:*:*:*:*:*:*:*:*
cpe:2.3:o:netapp:hci_compute_node_bios:-:*:*:*:*:*:*:*

More vulnerabilities in Intel Tdx Module

CVE-2024-21801 — High (CVSS 7.1): Insufficient control flow management in some Intel(R) TDX module software before version 1.5.05.46.698 may allow a…
CVE-2024-39283 — Medium (CVSS 6.0): Incomplete filtering of special elements in Intel(R) TDX module software before version TDX_1.5.01.00.592 may allow an…
CVE-2023-47855 — Medium (CVSS 6.0): Improper input validation in some Intel(R) TDX module software before version 1.5.05.46.698 may allow a privileged user…
CVE-2024-33607 — Medium (CVSS 5.6): Out-of-bounds read in some Intel(R) TDX module software before version TDX_1.5.07.00.774 may allow an authenticated…

All CVEs affecting Intel Tdx Module →

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