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Prior to the introduction of the check the server would continue operating in an inconsistent state, with potentially harmful results."},{"lang":"es","value":"Al usar un mensaje especialmente diseñado, un atacante puede causar que un servidor BIND alcance un estado inconsistente si el atacante conoce (o adivina con éxito) el nombre de una clave TSIG utilizada por el servidor. Dado que BIND, por defecto, configura una clave de sesión local incluso en servidores cuya configuración no la usa, casi todos los servidores BIND actuales son vulnerables. En los lanzamientos de BIND que datan de marzo de 2018 y posteriores, una comprobación de afirmación en el archivo tsig.c detecta este estado inconsistente y se cierra deliberadamente. Antes de la introducción de la comprobación, el servidor continuaría funcionando en un estado inconsistente, con resultados potencialmente dañinos."}],"metrics":{"cvssMetricV31":[{"source":"security-officer@isc.org","type":"Secondary","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},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"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":"CWE-617"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0","versionEndIncluding":"9.11.18","matchCriteriaId":"D09867AC-12F6-49C8-B399-0BA8B027B036"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.12.0","versionEndIncluding":"9.12.4","matchCriteriaId":"9C499955-0D38-4828-B94F-9BFE2719246B"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.13.0","versionEndIncluding":"9.13.7","matchCriteriaId":"EA8EE96D-C27B-4995-BFB2-B4AC55ACAE8A"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.14.0","versionEndIncluding":"9.14.11","matchCriteriaId":"3296874E-8628-4D69-B788-6CC51296A522"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.15.0","versionEndIncluding":"9.15.6","matchCriteriaId":"EEC8D4F0-B8E2-47B0-8E13-EE3FB4E43C01"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.16.0","versionEndIncluding":"9.16.2","matchCriteriaId":"12DD0D57-81E0-40BC-8047-E41892261E39"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.17.0","versionEndIncluding":"9.17.1","matchCriteriaId":"96A5AA10-99B2-4784-A628-33E5CC697A30"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.12.4:p1:*:*:*:*:*:*","matchCriteriaId":"E121D018-42B7-467E-9481-EDA4021401AF"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.12.4:p2:*:*:*:*:*:*","matchCriteriaId":"343890F9-D6B4-433C-9131-9526DBB75749"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.9.3:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"40EE014B-0CD8-45F3-BEDB-AE6368A78B04"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.10.5:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"CAD41122-C5D8-4256-8CB7-FF88DCD96A13"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.10.7:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"6243685F-1E5B-4FF6-AE1B-44798032FBA6"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.11.3:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"C2FE13E1-0646-46FC-875B-CB4C34E20101"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.11.5:s3:*:*:supported_preview:*:*:*","matchCriteriaId":"1AA16E51-819C-4A1B-B66E-1C60C1782C0D"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.11.5:s5:*:*:supported_preview:*:*:*","matchCriteriaId":"91533F9F-C0E5-4E84-8A4C-F744F956BF97"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.11.6:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"8AF9D390-0D5B-4963-A2D3-BF1E7CD95E9D"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.11.7:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"AB2B92F1-6BA8-41CA-9000-E0633462CC28"},{"vulnerable":true,"criteria":"cpe:2.3:a:isc:bind:9.11.8:s1:*:*:supported_preview:*:*:*","matchCriteriaId":"02CA4635-7DFC-408E-A837-856E0F96CA1B"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"DEECE5FC-CACF-4496-A3E7-164736409252"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","matchCriteriaId":"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