CVE-2021-20731

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{"affected": [{"affectedData": [{"product": "WSR-1166DHP3 and WSR-1166DHP4", "vendor": "BUFFALO INC.", "versions": [{"status": "affected", "version": "WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:buffalo:wsr-1166dhp4_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "1EF7C3C8-2942-4854-9743-2CB6BAA195C6", "versionEndIncluding": "1.02", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:buffalo:wsr-1166dhp4:-:*:*:*:*:*:*:*", "matchCriteriaId": "538CF9D0-FA27-489F-B231-852ADFDE88BD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:buffalo:wsr-1166dhp3_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9850EF9F-09F1-434A-8986-DA980B1B354B", "versionEndIncluding": "1.16", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:buffalo:wsr-1166dhp3:-:*:*:*:*:*:*:*", "matchCriteriaId": "4CAE27A4-80A3-4BB1-9D4D-C6528133B8D6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allow an attacker to execute arbitrary OS commands with root privileges via unspecified vectors."}, {"lang": "es", "value": "En versiones de firmware WSR-1166DHP3 Ver.1.16 y anteriores y versiones de firmware WSR-1166DHP4 Ver.1.02 y anteriores, permiten a un atacante ejecutar comandos de SO arbitrarios con privilegios de root por medio de vectores no especificados"}], "id": "CVE-2021-20731", "lastModified": "2026-06-17T03:34:20.153", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 8.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-09T02:15:06.787", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/vu/JVNVU92862829/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://www.buffalo.jp/news/detail/20210531-01.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/vu/JVNVU92862829/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.buffalo.jp/news/detail/20210531-01.html"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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