CVE-2026-4214

{"id": "CVE-2026-4214", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.4, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "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"}}]}, "published": "2026-03-16T14:20:08.227", "references": [{"url": "https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_164/164.md", "tags": ["Exploit", "Third Party Advisory"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?ctiid.351125", "tags": ["Permissions Required", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?id.351125", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?submit.770445", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://www.dlink.com/", "tags": ["Product"], "source": "cna@vuldb.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-121"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This issue affects the function UPnP_AV_Server_Path_Setting of the file /cgi-bin/app_mgr.cgi. Executing a manipulation can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been published and may be used."}, {"lang": "es", "value": "Se ha encontrado una falla en D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 y DNS-1550-04 hasta 20260205. Este problema afecta la funci\u00f3n UPnP_AV_Server_Path_Setting del archivo /cgi-bin/app_mgr.cgi. La ejecuci\u00f3n de una manipulaci\u00f3n puede llevar a un desbordamiento de b\u00fafer basado en pila. El ataque puede ser lanzado remotamente. El exploit ha sido publicado y puede ser usado."}], "lastModified": "2026-03-19T14:29:33.657", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dnr-202l_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E20A03F5-6985-4917-8E5B-48963FB62AF2", "versionEndIncluding": "2026-02-05"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dnr-202l:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "07A92F2C-16FD-4A53-8066-83FEC2818DF5"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dnr-326_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "926D7527-749C-4EDC-BF6A-76A199D5C1B5", "versionEndIncluding": "2026-02-05"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dnr-326:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "33CB308B-CF82-4E40-B2DC-23EBD48CD130"}], "operator": 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