Is CVE-2024-39355 in the CISA KEV catalog?

No. CVE-2024-39355 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-39355?

CVE-2024-39355 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2024-39355?

CVE-2024-39355 has an EPSS score of 0.23% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-39355?

Upgrade intel-microcode on debian 11 to 3.20250211.1~deb11u1 or later.

CVE & CISA-KEV Catalog

CVE-2024-39355

MEDIUM

6.5

CVSS v3

NVD

Description

Improper handling of physical or environmental conditions in some Intel(R) Processors may allow an authenticated user to enable denial of service via local access.

CWE-1384

How to fix

Remediation Available

intel-microcodeDebian

Fixed in:3.20250211.1~deb11u1CVE-2024-39355

Fixed in:3.20250211.1~deb12u1CVE-2024-39355

Fixed in:3.20250211.1CVE-2024-39355

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.23%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% 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.