CVE-2017-17537

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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:mikrotik:routerboard:6.39.2:*:*:*:*:*:*:*", "matchCriteriaId": "00C6DD18-1C14-476E-8D9E-B8F6D8F47EF3", "vulnerable": true}, {"criteria": "cpe:2.3:o:mikrotik:routerboard:6.40.5:*:*:*:*:*:*:*", "matchCriteriaId": "A8550E2A-D5AB-4C3E-B37B-4737AA617E46", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:mikrotik:routerboard:-:*:*:*:*:*:*:*", "matchCriteriaId": "C6BA880F-D07B-4279-AF56-E2B20DF5A603", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "MikroTik RouterBOARD v6.39.2 and v6.40.5 allows an unauthenticated remote attacker to cause a denial of service by connecting to TCP port 53 and sending data that begins with many '\\0' characters, possibly related to DNS."}, {"lang": "es", "value": "MikroTik RouterBOARD v6.39.2 y v6.40.5 permite que un atacante remoto no autenticado provoque una denegaci\u00f3n de servicio conect\u00e1ndose al puerto TCP 53 y enviando datos que comiencen por muchos caracteres \"\\0\". Esto podr\u00eda estar relacionado con DNS."}], "id": "CVE-2017-17537", "lastModified": "2026-09-16T21:17:04.613", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-12-13T16:29:00.363", "references": [{"source": "cve@mitre.org", "url": "https://packetstorm.news/files/id/145382"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/43200/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/43200/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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