CVE-2026-1315

{"id": "CVE-2026-1315", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.1, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/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": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "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"}}]}, "published": "2026-01-27T18:15:55.257", "references": [{"url": "https://www.tp-link.com/en/support/download/tapo-c220/v1/", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/en/support/download/tapo-c520ws/v2/", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/download/tapo-c220/v1.60/", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/download/tapo-c520ws/v2/", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/faq/4923/", "tags": ["Vendor Advisory"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "description": [{"lang": "en", "value": "CWE-20"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "By sending crafted files to the firmware update endpoint\u00a0of Tapo C220 v1 and C520WS v2, the device terminates core system services before verifying authentication or firmware integrity.\u00a0An unauthenticated attacker can trigger a persistent denial of service, requiring a manual reboot or application initiated restart to restore normal device operation."}, {"lang": "es", "value": "Al enviar archivos manipulados al punto final de actualizaci\u00f3n de firmware de Tapo C220 v1 y C520WS v2, el dispositivo termina los servicios centrales del sistema antes de verificar la autenticaci\u00f3n o la integridad del firmware. Un atacante no autenticado puede desencadenar una denegaci\u00f3n de servicio persistente, que requiere un reinicio manual o un reinicio iniciado por la aplicaci\u00f3n para restaurar el funcionamiento normal del dispositivo."}], "lastModified": "2026-03-11T22:19:43.510", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:tapo_c220_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F337B275-4344-4B21-9C3F-5E01F56C8015", "versionEndExcluding": "1.4.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tapo_c220:1:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "671BCAEE-4AA0-4924-88E2-3B3C9087D171"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:tapo_c520ws_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "65DE4797-2C90-4C4A-BCA1-41F514F8153D", "versionEndExcluding": "1.2.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tapo_c520ws:2:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D8E6B561-8739-4823-9226-82FE5084EE01"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630"}