How severe is CVE-2023-43753?

CVE-2023-43753 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-43753 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-2023-43753?

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

Does CVE-2023-43753 have an EU (EUVD) identifier?

Yes. CVE-2023-43753 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-48131.

When was CVE-2023-43753 published?

CVE-2023-43753 was published on 2024-09-16 and last updated on 2026-06-17.

CVE-2023-43753

CVE-2023-43753 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-92.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.8
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-48131
Weakness: CWE-92
Published: 2024-09-16
Last modified: 2026-06-17

Description

Improper conditions check in some Intel(R) Processors with Intel(R) SGX may allow a privileged user to potentially enable information disclosure via local access.

Frequently asked questions

What is CVE-2023-43753?: Improper conditions check in some Intel(R) Processors with Intel(R) SGX may allow a privileged user to potentially enable information disclosure via local access.
How severe is CVE-2023-43753?: CVE-2023-43753 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-43753 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-2023-43753?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-43753 have an EU (EUVD) identifier?: Yes. CVE-2023-43753 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-48131.
When was CVE-2023-43753 published?: CVE-2023-43753 was published on 2024-09-16 and last updated on 2026-06-17.

References

Other CWE-92 vulnerabilities

CVE-2024-23918 — High (CVSS 8.8): Improper conditions check in some Intel(R) Xeon(R) processor memory controller configurations when using Intel(R) SGX…
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CVE-2023-42429 — High (CVSS 7.5): Improper buffer restrictions in some Intel NUC BIOS firmware may allow a privileged user to potentially enable…
CVE-2023-27504 — High (CVSS 7.2): Improper conditions check in some Intel(R) BIOS Guard firmware may allow a privileged user to potentially enable…
CVE-2023-38655 — Medium (CVSS 6.8): Improper buffer restrictions in firmware for some Intel(R) AMT and Intel(R) Standard Manageability may allow a…
CVE-2023-28722 — Medium (CVSS 6.7): Improper buffer restrictions for some Intel NUC BIOS firmware before version IN0048 may allow a privileged user to…

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