CVE-2022-26642

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{"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:tp-link:tl-wr840n_firmware:0.9.1.4.16:*:*:*:*:*:*:*", "matchCriteriaId": "E493E7C2-2739-4342-AADB-201D1CBFAB79", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tl-wr840n:6.20:*:*:*:*:*:*:*", "matchCriteriaId": "B1CB92AF-1C4E-45EC-B1E6-71046F1E6008", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TP-LINK TL-WR840N(ES)_V6.20 was discovered to contain a buffer overflow via the X_TP_ClonedMACAddress parameter."}, {"lang": "es", "value": "Se ha detectado que TP-LINK TL-WR840N(ES) versi\u00f3n V6.20, conten\u00eda un desbordamiento de b\u00fafer por medio del par\u00e1metro X_TP_ClonedMACAddress"}], "id": "CVE-2022-26642", "lastModified": "2026-06-17T04:35:34.117", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-28T23:15:07.930", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr840n_X_TP_ClonedMACAddress%3D.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr840n_X_TP_ClonedMACAddress%3D.pdf"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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