Is CVE-2024-23918 in the CISA KEV catalog?

No. CVE-2024-23918 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-23918?

CVE-2024-23918 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2024-23918?

CVE-2024-23918 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-23918?

Upgrade intel-microcode on debian 11 to 3.20241112.1~deb11u1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2024-23918

HIGH

8.8

CVSS v3

NVD

Description

Improper conditions check in some Intel(R) Xeon(R) processor memory controller configurations when using Intel(R) SGX may allow a privileged user to potentially enable escalation of privilege via local access.

CWE-92

How to fix

Remediation Available

intel-microcodeDebian

Fixed in:3.20241112.1~deb11u1CVE-2024-23918

Fixed in:3.20241112.1~deb12u1CVE-2024-23918

Fixed in:3.20241112.1CVE-2024-23918

intel-microcodeUbuntu

Fixed in:3.20241112.0ubuntu0.16.04.1+esm1USN-7149-1

Fixed in:3.20241112.0ubuntu0.18.04.1+esm1USN-7149-1

Fixed in:3.20241112.0ubuntu0.20.04.1USN-7149-1

Fixed in:3.20241112.0ubuntu0.22.04.1USN-7149-1

Fixed in:3.20241112.0ubuntu0.24.04.1USN-7149-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.