{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:dm200_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "7DEE689F-923A-414C-B048-E4716DA2B783", "versionEndExcluding": "1.0.0.52", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:dm200:-:*:*:*:*:*:*:*", "matchCriteriaId": "1B048F71-70F1-4D9F-84E2-9F7340F6ADAB", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "5F99E4DD-50CB-4B06-BDAF-DD56FF0E90CF", "versionEndExcluding": "1.0.0.122", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:*", "matchCriteriaId": "EF3B3F26-401C-4ED0-B871-4B4F8521F369", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D9D351BB-5034-4771-96BB-F143951CE5D5", "versionEndExcluding": "1.0.2.42", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*", "matchCriteriaId": "17CF7445-6950-45FE-9D1A-E23F63316329", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "610C6DB8-E11E-4EAE-A16F-189283F70B26", "versionEndExcluding": "1.0.3.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:r8900:-:*:*:*:*:*:*:*", "matchCriteriaId": "0F859165-8D89-4CDD-9D48-9C7923D2261F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "93C7D5A8-3B1D-4DCD-ACB6-8629CE598C25", "versionEndExcluding": "1.0.3.16", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*", "matchCriteriaId": "D74F1BFC-562E-4E7D-BBAB-2F8B593B5A57", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FAF6A089-4E7D-43D1-AF1F-01A7A592115E", "versionEndExcluding": "1.0.2.96", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:wndr3700:v4:*:*:*:*:*:*:*", "matchCriteriaId": "257A5E68-8EDC-44F5-A85C-83A91C93CCE5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "EF96C0EB-8CB6-4C86-A9A2-A4C7AF58C97F", "versionEndExcluding": "1.0.2.98", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:wndr4300:-:*:*:*:*:*:*:*", "matchCriteriaId": "1413C591-D066-4FA2-BEB1-6C60F8645F28", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "CC5A295B-77E9-4F8B-B523-56C7A1472AD9", "versionEndExcluding": "1.0.0.54", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:*", "matchCriteriaId": "4428B145-B86D-4709-BBA9-64BDE7D35A25", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "A5B27DF7-FA36-4A0E-A7B0-0D29BE9434BE", "versionEndExcluding": "1.0.0.54", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:wndr4500:v3:*:*:*:*:*:*:*", "matchCriteriaId": "C31D6808-4103-4543-B7AB-84A79CD12006", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "124ABC0A-DD68-4540-AAC2-C4E87CDC91A7", "versionEndExcluding": "1.0.0.64", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:wnr2000:v5:*:*:*:*:*:*:*", "matchCriteriaId": "317F25FF-B3A2-4C68-888F-D2627C564867", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DM200 before 1.0.0.52, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.16, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64."}, {"lang": "es", "value": "Determinados dispositivos NETGEAR est\u00e1n afectados por un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria por parte de un usuario autenticado. Esto afecta a DM200 en versiones anteriores a la 1.0.0.52, R7500 en versiones anteriores a la 1.0.0.122, R7800 en versiones anteriores a la 1.0.2.42, R8900 en versiones anteriores a la 1.0.3.10, R9000 en versiones anteriores a la 1.0.3. 16, WNDR3700v4 en versiones anteriores a la 1.0.2.96, WNDR4300 en versiones anteriores a la 1.0.2.98, WNDR4300v2 en versiones anteriores a la 1.0.0.54, WNDR4500v3 en versiones anteriores a la 1.0.0.54, y WNR2000v5 en versiones anteriores a la 1.0.0.64."}], "id": "CVE-2018-21144", "lastModified": "2026-06-17T01:54:13.650", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 5.2, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:A/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 5.1, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "cve@mitre.org", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-04-21T21:15:12.867", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://kb.netgear.com/000059489/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2017-3166"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.netgear.com/000059489/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2017-3166"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}