CVE-2019-3978

{"containers": {"cna": {"affected": [{"product": "MikroTik RouterOS", "vendor": "n/a", "versions": [{"status": "affected", "version": "RouterOS 6.45.6 Stable and below. RouterOS 6.44.5 Long-term and below."}]}], "descriptions": [{"lang": "en", "value": "RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below allow remote unauthenticated attackers to trigger DNS queries via port 8291. The queries are sent from the router to a server of the attacker's choice. The DNS responses are cached by the router, potentially resulting in cache poisoning"}], "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "CWE-306", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-10-31T15:06:19.000Z", "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "shortName": "tenable"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.tenable.com/security/research/tra-2019-46"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/155036/MikroTik-RouterOS-6.45.6-DNS-Cache-Poisoning.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vulnreport@tenable.com", "ID": "CVE-2019-3978", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "MikroTik RouterOS", "version": {"version_data": [{"version_value": "RouterOS 6.45.6 Stable and below. RouterOS 6.44.5 Long-term and below."}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below allow remote unauthenticated attackers to trigger DNS queries via port 8291. The queries are sent from the router to a server of the attacker's choice. The DNS responses are cached by the router, potentially resulting in cache poisoning"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-306"}]}]}, "references": {"reference_data": [{"name": "https://www.tenable.com/security/research/tra-2019-46", "refsource": "MISC", "url": "https://www.tenable.com/security/research/tra-2019-46"}, {"name": "http://packetstormsecurity.com/files/155036/MikroTik-RouterOS-6.45.6-DNS-Cache-Poisoning.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/155036/MikroTik-RouterOS-6.45.6-DNS-Cache-Poisoning.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T19:26:27.327Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.tenable.com/security/research/tra-2019-46"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/155036/MikroTik-RouterOS-6.45.6-DNS-Cache-Poisoning.html"}]}]}, "cveMetadata": {"assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "assignerShortName": "tenable", "cveId": "CVE-2019-3978", "datePublished": "2019-10-28T21:32:57.000Z", "dateReserved": "2019-01-03T00:00:00.000Z", "dateUpdated": "2024-08-04T19:26:27.327Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "MikroTik RouterOS", "vendor": "n/a", "versions": [{"status": "affected", "version": "RouterOS 6.45.6 Stable and below. RouterOS 6.44.5 Long-term and below."}]}], "source": "vulnreport@tenable.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*", "matchCriteriaId": "E96DA8A8-65E0-4D1C-A15B-8A4F7A0644A1", "versionEndIncluding": "6.44.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:*", "matchCriteriaId": "AA750EF2-6247-46CF-B800-C0417F6D35A5", "versionEndIncluding": "6.45.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below allow remote unauthenticated attackers to trigger DNS queries via port 8291. The queries are sent from the router to a server of the attacker's choice. The DNS responses are cached by the router, potentially resulting in cache poisoning"}, {"lang": "es", "value": "RouterOS versi\u00f3n 6.45.6 Stable, RouterOS versi\u00f3n 6.44.5 Long-Term y anteriores, permiten a atacantes remotos no autenticados activar consultas DNS mediante el puerto 8291. Las consultas son enviadas desde el router hacia un servidor de elecci\u00f3n del atacante. El router almacena en cach\u00e9 las respuestas DNS, resultando potencialmente en envenenamiento"}], "id": "CVE-2019-3978", "lastModified": "2026-06-17T02:35:59.230", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-10-29T19:15:20.500", "references": [{"source": "vulnreport@tenable.com", "tags": ["Third Party Advisory"], "url": "http://packetstormsecurity.com/files/155036/MikroTik-RouterOS-6.45.6-DNS-Cache-Poisoning.html"}, {"source": "vulnreport@tenable.com", "tags": ["Third Party Advisory"], "url": "https://www.tenable.com/security/research/tra-2019-46"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://packetstormsecurity.com/files/155036/MikroTik-RouterOS-6.45.6-DNS-Cache-Poisoning.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.tenable.com/security/research/tra-2019-46"}], "sourceIdentifier": "vulnreport@tenable.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "vulnreport@tenable.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-306"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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