{ "id": "CVE-2021-21819", "sourceIdentifier": "talos-cna@cisco.com", "published": "2021-07-16T11:15:10.003", "lastModified": "2022-07-29T14:52:24.497", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A code execution vulnerability exists in the Libcli Test Environment functionality of D-LINK DIR-3040 1.13B03. A specially crafted network request can lead to arbitrary command execution. An attacker can send a sequence of requests to trigger this vulnerability." }, { "lang": "es", "value": "Se presenta una vulnerabilidad de ejecuci\u00f3n de c\u00f3digo en la funcionalidad de Libcli Test Environment de D-LINK DIR-3040 versi\u00f3n 1.13B03. Una petici\u00f3n de red especialmente dise\u00f1ada puede conllevar a una ejecuci\u00f3n de un comando arbitrario. Un atacante puede enviar una secuencia de peticiones para activar esta vulnerabilidad" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.2, "impactScore": 5.9 } ], "cvssMetricV30": [ { "source": "talos-cna@cisco.com", "type": "Secondary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 2.3, "impactScore": 6.0 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 9.0 }, "baseSeverity": "HIGH", "exploitabilityScore": 8.0, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-78" } ] }, { "source": "talos-cna@cisco.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-78" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:dlink:dir-3040_firmware:1.13b03:*:*:*:*:*:*:*", "matchCriteriaId": "8495556A-FE73-4D22-A3F1-367D0D143DBD" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:dlink:dir-3040:-:*:*:*:*:*:*:*", "matchCriteriaId": "A4EDA686-7BB6-49CB-8370-E0E5F53914A8" } ] } ] } ], "references": [ { "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1284", "source": "talos-cna@cisco.com", "tags": [ "Exploit", "Third Party Advisory" ] } ] }