CVE-2020-27721
Vulnerability from cvelistv5
Published
2020-12-24 14:52
Modified
2024-08-04 16:18
Severity ?
Summary
In versions 16.0.0-16.0.0.1, 15.1.0-15.1.1, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, in a BIG-IP DNS / BIG-IP LTM GSLB deployment, under certain circumstances, the BIG-IP DNS system may stop using a BIG-IP LTM virtual server for DNS response.
Impacted products
Vendor Product Version
Show details on NVD website


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          "vendor": "n/a",
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    "datePublished": "2020-12-24T14:52:59",
    "dateReserved": "2020-10-26T00:00:00",
    "dateUpdated": "2024-08-04T16:18:45.676Z",
    "state": "PUBLISHED"
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  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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      "id": "CVE-2020-27721",
      "lastModified": "2024-11-21T05:21:41.717",
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      "vulnStatus": "Modified",
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    },
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DNS\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:N/A:P\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.6.1\",\"versionEndIncluding\":\"11.6.5\",\"matchCriteriaId\":\"8376922B-0D04-4E5D-BADE-0D6AC23A4696\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.1.0\",\"versionEndIncluding\":\"12.1.5\",\"matchCriteriaId\":\"55C2EC23-E78F-4447-BACF-21FC36ABF155\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"13.1.0\",\"versionEndIncluding\":\"13.1.3\",\"matchCriteriaId\":\"A35AC237-573B-4309-87EF-3945FA2449BF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndExcluding\":\"14.1.3.1\",\"matchCriteriaId\":\"95CD946B-331A-44F5-8F64-26411E909F13\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"15.0.0\",\"versionEndExcluding\":\"15.1.2\",\"matchCriteriaId\":\"363C0C5C-A8EE-4BF9-92E3-506DA88D8CD3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0.0\",\"versionEndExcluding\":\"16.0.1\",\"matchCriteriaId\":\"B7466098-C689-4E4B-879F-0433A020FDBC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.6.1\",\"versionEndIncluding\":\"11.6.5\",\"matchCriteriaId\":\"CD3D5803-35A0-4FF7-9AD3-E345C53A18FC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"12.1.0\",\"versionEndIncluding\":\"12.1.5\",\"matchCriteriaId\":\"EB5007D0-BBDB-4D74-9C88-98FBA74757D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"13.1.0\",\"versionEndIncluding\":\"13.1.3\",\"matchCriteriaId\":\"FB07E847-6083-4CC8-8A62-6B9744B87088\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1.0\",\"versionEndExcluding\":\"14.1.3.1\",\"matchCriteriaId\":\"AD6C7A28-1569-44B0-BE80-7472F5ED5059\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"15.0.0\",\"versionEndExcluding\":\"15.1.2\",\"matchCriteriaId\":\"AD2FDEB1-EB0E-4329-ABCF-A9FFF6FD0523\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0.0\",\"versionEndExcluding\":\"16.0.1\",\"matchCriteriaId\":\"EB7047B3-A248-424C-98D8-A0DD99A86F50\"}]}]}],\"references\":[{\"url\":\"https://support.f5.com/csp/article/K52035247\",\"source\":\"f5sirt@f5.com\",\"tags\":[\"Vendor 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  }
}


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