CVE-2025-66366

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-66366", "assignerOrgId": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "state": "PUBLISHED", "assignerShortName": "samsungsemiconductor", "dateReserved": "2025-11-28T00:15:21.913Z", "datePublished": "2026-11-05T02:38:04.503Z", "dateUpdated": "2026-11-10T13:34:53.761Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-129", "description": "CWE-129", "type": "CWE"}]}], "affected": [{"vendor": "Samsung Semiconductor", "product": "Exynos 1280", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1330", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1380", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1480", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 2400", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1580", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 2500", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos Modem 5300", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos Modem 5400", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos Modem 5410", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Incorrect handling of unauthenticated downlink RRC\u202fSetup messages can cause the baseband to crash", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<span style=\"background-color: rgb(255, 255, 255);\">Incorrect handling of unauthenticated downlink RRC\u202fSetup messages can cause the baseband to crash</span>"}]}], "references": [{"url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/"}], "providerMetadata": {"orgId": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "shortName": "samsungsemiconductor", "dateUpdated": "2026-11-05T02:38:04.503Z"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-11-10T13:34:26.825781Z", "id": "CVE-2025-66366", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-10T13:34:53.761Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-66366", "assignerOrgId": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "state": "PUBLISHED", "assignerShortName": "samsungsemiconductor", "dateReserved": "2025-11-28T00:15:21.913Z", "datePublished": "2026-11-05T02:38:04.503Z", "dateUpdated": "2026-11-10T13:34:53.761Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-129", "description": "CWE-129", "type": "CWE"}]}], "affected": [{"vendor": "Samsung Semiconductor", "product": "Exynos 1280", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1330", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1380", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1480", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 2400", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 1580", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos 2500", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos Modem 5300", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos Modem 5400", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}, {"vendor": "Samsung Semiconductor", "product": "Exynos Modem 5410", "versions": [{"status": "affected", "version": "0", "lessThan": "July 2026", "versionType": "date"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Incorrect handling of unauthenticated downlink RRC\u202fSetup messages can cause the baseband to crash", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<span style=\"background-color: rgb(255, 255, 255);\">Incorrect handling of unauthenticated downlink RRC\u202fSetup messages can cause the baseband to crash</span>"}]}], "references": [{"url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/"}], "providerMetadata": {"orgId": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "shortName": "samsungsemiconductor", "dateUpdated": "2026-11-05T02:38:04.503Z"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2025-66366", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-10T13:34:26.825781Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-10T13:34:47.315Z"}}]}}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Exynos 1280", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos 1330", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos 1380", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos 1480", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos 2400", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos 1580", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos 2500", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos Modem 5300", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos Modem 5400", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}, {"defaultStatus": "unaffected", "product": "Exynos Modem 5410", "vendor": "Samsung Semiconductor", "versions": [{"lessThan": "July 2026", "status": "affected", "version": "0", "versionType": "date"}]}], "source": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect handling of unauthenticated downlink RRC\u202fSetup messages can cause the baseband to crash"}, {"lang": "es", "value": "Manejo incorrecto de mensajes de configuraci\u00f3n RRC de enlace descendente no autenticados puede causar la ca\u00edda de la banda base."}], "id": "CVE-2025-66366", "lastModified": "2026-11-10T14:17:10.517", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-66366", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-10T13:34:26.825781Z", "version": "2.0.3"}}]}, "published": "2026-11-05T03:17:17.793", "references": [{"source": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/"}], "sourceIdentifier": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-129"}], "source": "a8bfbd5c-5645-475e-a8f4-6c140c17bd29", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 1280", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_1280", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 1330", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_1330", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 1380", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_1380", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 1480", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_1480", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 1580", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_1580", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 2400", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_2400", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos 2500", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_2500", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos Modem 5300", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_modem_5300", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos Modem 5400", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_modem_5400", "vendor": "samsung_semiconductor"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,July 2026)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Exynos Modem 5410", "source": "cna", "vendor": "Samsung Semiconductor"}, "product": "exynos_modem_5410", "vendor": "samsung_semiconductor"}], "created": "2026-11-05T04:30:11.109503+00:00", "updated": "2026-11-11T16:30:09.416041+00:00", "vendors": ["samsung_semiconductor", "samsung_semiconductor$PRODUCT$exynos_1280", "samsung_semiconductor$PRODUCT$exynos_1330", "samsung_semiconductor$PRODUCT$exynos_1380", "samsung_semiconductor$PRODUCT$exynos_1480", "samsung_semiconductor$PRODUCT$exynos_1580", "samsung_semiconductor$PRODUCT$exynos_2400", "samsung_semiconductor$PRODUCT$exynos_2500", "samsung_semiconductor$PRODUCT$exynos_modem_5300", "samsung_semiconductor$PRODUCT$exynos_modem_5400", "samsung_semiconductor$PRODUCT$exynos_modem_5410"]}