{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2011-4613","sourceIdentifier":"secalert@redhat.com","published":"2014-02-05T19:55:28.657","lastModified":"2026-06-16T23:35:08.707","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"The X.Org X wrapper (xserver-wrapper.c) in Debian GNU/Linux and Ubuntu Linux does not properly verify the TTY of a user who is starting X, which allows local users to bypass intended access restrictions by associating stdin with a file that is misinterpreted as the console TTY."},{"lang":"es","value":"El wrapper de las X de X.org (xserver-wrapper.c) en Debian GNU/Linux and Ubuntu Linux no verifica debidamente la TTY de un usuario que está arrancando las X, lo cual permite a usuarios locales evadir restricciones de acceso mediante las asociación de stdin con un archivo que es malinterpretado como la consola TTY."}],"affected":[{"source":"secalert@redhat.com","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","baseScore":4.6,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-264"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:x.org:x_server:-:*:*:*:*:*:*:*","matchCriteriaId":"858025BB-24A3-42C3-B157-486862B37124"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*","matchCriteriaId":"7118F616-25CA-4E34-AA13-4D14BB62419F"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*","matchCriteriaId":"87614B58-24AB-49FB-9C84-E8DDBA16353B"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*","matchCriteriaId":"EF49D26F-142E-468B-87C1-BABEA445255C"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*","matchCriteriaId":"E4174F4F-149E-41A6-BBCC-D01114C05F38"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*","matchCriteriaId":"4C8919F1-CD33-437E-9627-69352B276BA3"},{"vulnerable":true,"criteria":"cpe:2.3:o:ubuntu:linux:*:*:*:*:*:*:*:*","matchCriteriaId":"84BB6CD8-43ED-4998-8D68-6934B93EA833"}]}]}],"references":[{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=652249","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"http://www.debian.org/security/2011/dsa-2364","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"http://www.ubuntu.com/usn/USN-1349-1","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=652249","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"http://www.debian.org/security/2011/dsa-2364","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"http://www.ubuntu.com/usn/USN-1349-1","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}