CVE-2021-26709

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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:d-link:dsl-320b-d1:*:*:*:*:*:*:*:*", "matchCriteriaId": "9E7EC007-4E89-4B43-BC3C-286F2FA27487", "versionEndIncluding": "eu_1.25", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:d-link:dsl-320b-d1:-:*:*:*:*:*:*:*", "matchCriteriaId": "46272572-7E58-4358-8D47-B01DA82EC5E0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [{"sourceIdentifier": "cve@mitre.org", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "D-Link DSL-320B-D1 devices through EU_1.25 are prone to multiple Stack-Based Buffer Overflows that allow unauthenticated remote attackers to take over a device via the login.xgi user and pass parameters. NOTE: This vulnerability only affects products that are no longer supported by the maintainer"}, {"lang": "es", "value": "** NO SOPORTADO CUANDO SE ASIGN\u00d3 ** Los dispositivos D-Link DSL-320B-D1 versiones hasta EU_1.25, son propensos a m\u00faltiples desbordamientos de b\u00fafer en la regi\u00f3n stack de la memoria que permiten a atacantes remotos no autenticados tomar el control de un dispositivo por medio del usuario login.xgi y par\u00e1metros pass. NOTA: Esta vulnerabilidad solo afecta a productos que ya no son soportados por el mantenedor"}], "id": "CVE-2021-26709", "lastModified": "2026-06-17T03:43:41.960", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-07T11:15:12.167", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/162133/D-Link-DSL-320B-D1-Pre-Authentication-Buffer-Overflow.html"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://seclists.org/fulldisclosure/2021/Apr/15"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10216"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.dlink.com/en/security-bulletin"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/162133/D-Link-DSL-320B-D1-Pre-Authentication-Buffer-Overflow.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://seclists.org/fulldisclosure/2021/Apr/15"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10216"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.dlink.com/en/security-bulletin"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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