{"id":"CVE-2019-3979","state":"PUBLISHED","title":"RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below are vulnerable to a DNS unrelated data attack. The router adds all A records to its DNS cache even when the records are","description":"RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below are vulnerable to a DNS unrelated data attack. The router adds all A records to its DNS cache even when the records are unrelated to the domain that was queried. Therefore, a remote attacker controlled DNS server can poison the router's DNS cache via malicious responses with additional and untrue records.","publishedAt":"2019-10-28T21:33:25.000Z","updatedAt":"2024-08-04T19:26:27.785Z","severity":null,"assigner":"tenable","products":["n/a MikroTik RouterOS"],"affected":[{"vendor":"n/a","product":"MikroTik RouterOS","versions":[{"version":"RouterOS 6.45.6 Stable and below. RouterOS 6.44.5 Long-term and below.","status":"affected"}]}],"references":["https://www.tenable.com/security/research/tra-2019-46"],"weaknesses":[],"ingestedAt":"2026-10-29T19:45:59.128Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/3xxx/CVE-2019-3979.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-3979","state":"PUBLISHED","datePublished":"2019-10-28T21:33:25.000Z","dateUpdated":"2024-08-04T19:26:27.785Z","assignerShortName":"tenable","assignerOrgId":"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be","dateReserved":"2019-01-03T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"RouterOS versions 6.45.6 Stable, 6.44.5 Long-term, and below are vulnerable to a DNS unrelated data attack. The router adds all A records to its DNS cache even when the records are unrelated to the domain that was queried. Therefore, a remote attacker controlled DNS server can poison the router's DNS cache via malicious responses with additional and untrue records."}],"affected":[{"vendor":"n/a","product":"MikroTik RouterOS","versions":[{"version":"RouterOS 6.45.6 Stable and below. RouterOS 6.44.5 Long-term and below.","status":"affected"}]}],"references":[{"url":"https://www.tenable.com/security/research/tra-2019-46","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"Unrelated Data Attack (see: https://www.sans.org/reading-room/whitepapers/dns/security-issues-dns-1069)","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"tenable","dateUpdated":"2019-10-28T21:33:25.000Z","orgId":"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"vulnreport@tenable.com","ID":"CVE-2019-3979","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 are vulnerable to a DNS unrelated data attack. The router adds all A records to its DNS cache even when the records are unrelated to the domain that was queried. Therefore, a remote attacker controlled DNS server can poison the router's DNS cache via malicious responses with additional and untrue records."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Unrelated Data Attack (see: https://www.sans.org/reading-room/whitepapers/dns/security-issues-dns-1069)"}]}]},"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"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.tenable.com/security/research/tra-2019-46","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T19:26:27.785Z"}}]}}}