CVE-2025-9014

{"id": "CVE-2025-9014", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "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": 6.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/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": "PRESENT", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "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": "2026-01-15T18:16:38.100", "references": [{"url": "https://www.tp-link.com/en/support/download/tl-wr841n/#Firmware", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/jp/support/download/tl-wr841n/#Firmware", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/download/tl-wr841n/#Firmware", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/faq/4894/", "tags": ["Patch", "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": "[email protected]", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "A Null Pointer Dereference vulnerability exists in the referer header check of the\u00a0web portal of TP-Link TL-WR841N v14, caused by improper input validation.\u00a0 A remote, unauthenticated attacker can exploit this flaw and\u00a0cause Denial of Service on the web portal service.This issue affects TL-WR841N v14: before 250908."}], "lastModified": "2026-01-30T20:42:05.277", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:tl-wr841n_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6A7970CA-370F-4E67-843B-E5F16ADA0F55", "versionEndExcluding": "250908"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tl-wr841n:14:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D74FA034-63F6-4F9E-BC24-364B94732E29"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630"}