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Estos argumentos, junto con otros problemas permite que los atacantes provoquen la ejecución de código arbitrario. Esto afecta a las versiones 4.89 y anteriores de exim. Es importante mencionar que en este momento se ha lanzado un parche upstream (commit con ID 65e061b76867a9ea7aeeb535341b790b90ae6c21), pero no se sabe si hay disponible una nueva distribución de punto que trate este problema por el momento."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":4.0,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.5,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:P/A:N","baseScore":2.1,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"LOW","exploitabilityScore":3.9,"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-404"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*","versionEndIncluding":"4.87.1","matchCriteriaId":"46B5015F-23DF-4989-B2ED-A1FCF8F50D66"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:-:*:*:*:*:*:*","matchCriteriaId":"144B3769-7408-4C7C-94EB-108CD2B238E4"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:rc1:*:*:*:*:*:*","matchCriteriaId":"E3E62B76-8B38-4C51-AE2F-B5C640B81339"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:rc2:*:*:*:*:*:*","matchCriteriaId":"752F3F0F-635E-406D-90A6-558CAE26A204"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:rc3:*:*:*:*:*:*","matchCriteriaId":"887F6AE0-E736-463C-AED0-1DBAD62F4324"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:rc4:*:*:*:*:*:*","matchCriteriaId":"D2CDD0DD-5A42-4800-A60C-C0759418AEA1"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:rc5:*:*:*:*:*:*","matchCriteriaId":"D881CB60-EA98-4584-A819-C06987AE6A70"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.88:rc6:*:*:*:*:*:*","matchCriteriaId":"1A866294-79EF-4E0F-845F-F147D33585B9"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:-:*:*:*:*:*:*","matchCriteriaId":"9B52AB04-BA19-42D7-811E-61BBABD0735F"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc1:*:*:*:*:*:*","matchCriteriaId":"1610A031-C253-414D-BF44-E312D338B545"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc2:*:*:*:*:*:*","matchCriteriaId":"23259F45-8588-4FDC-94AB-A8F7F878EE71"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc3:*:*:*:*:*:*","matchCriteriaId":"22D40D0B-C4A1-46C3-9FE3-CC78D89F0A4F"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc4:*:*:*:*:*:*","matchCriteriaId":"061773A0-2675-49C3-8314-A761521035D4"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc5:*:*:*:*:*:*","matchCriteriaId":"A09D21D1-B978-44CA-BA94-74B31D30A843"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc6:*:*:*:*:*:*","matchCriteriaId":"6296A7B2-FBBF-4B34-B4C1-01C012E34039"},{"vulnerable":true,"criteria":"cpe:2.3:a:exim:exim:4.89:rc7:*:*:*:*:*:*","matchCriteriaId":"AD5F71E9-A8FC-4DE5-BD1D-979E8E301A84"}]}]},{"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"}]}]}],"references":[{"url":"http://www.debian.org/security/2017/dsa-3888","source":"cve@mitre.org","tags":["Third 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