CVE-2024-43420

Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some Intel Atom(R) processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS v3 5.6 MEDIUM

5.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.1 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01247.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00021.html

Configurations

No configuration.

History

No history.

Information

Published : 2025-05-13 21:16

Updated : 2026-06-17 07:51

NVD link : CVE-2024-43420

Mitre link : CVE-2024-43420

CVE.ORG link : CVE-2024-43420

JSON object : View

Products Affected

No product.

CWE

No CWE.

{"id": "CVE-2024-43420", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-43420", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-05-14T13:59:10.424631Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@intel.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.6, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 4.0, "exploitabilityScore": 1.1}], "cvssMetricV40": [{"type": "Secondary", "source": "secure@intel.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.7, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "secure@intel.com", "affectedData": [{"vendor": "n/a", "product": "Intel Atom(R) processors", "versions": [{"status": "affected", "version": "See references"}], "defaultStatus": "unaffected"}]}], "published": "2025-05-13T21:16:01.103", "references": [{"url": "https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01247.html", "source": "secure@intel.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00021.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some Intel Atom(R) processors may allow an authenticated user to potentially enable information disclosure via local access."}, {"lang": "es", "value": "La exposici\u00f3n de informaci\u00f3n confidencial causada por un estado predictor de microarquitectura compartido que influye en la ejecuci\u00f3n transitoria de algunos procesadores Intel Atom\u00ae puede permitir que un usuario autenticado habilite potencialmente la divulgaci\u00f3n de informaci\u00f3n a trav\u00e9s del acceso local."}], "lastModified": "2026-06-17T07:51:00.563", "sourceIdentifier": "secure@intel.com"}