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conf.c en sendmail anterior a 8.14.9 tiene argumentos en el orden err\u00f3neo, y como consecuencia evade configurar etiquetas FD_CLOEXEC esperadas, lo que permite a usuarios locales acceder a descriptores de archivos de n\u00famero alto no intencionados a trav\u00e9s de un programa de entrega de correo personalizado."}], "id": "CVE-2014-3956", "lastModified": "2026-05-06T22:30:45.220", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 1.9, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-06-04T11:19:13.890", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "ftp://ftp.sendmail.org/pub/sendmail/RELEASE_NOTES"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://advisories.mageia.org/MGASA-2014-0270.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134349.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2014-06/msg00032.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2014-06/msg00033.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/126975/Slackware-Security-Advisory-sendmail-Updates.html"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/57455"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/58628"}, {"source": "cve@mitre.org", "url": "http://security.gentoo.org/glsa/glsa-201412-32.xml"}, {"source": "cve@mitre.org", "url": "http://www.freebsd.org/security/advisories/FreeBSD-SA-14%3A11.sendmail.asc"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2014:147"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:128"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/67791"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1030331"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.sendmail.com/sm/open_source/download/8.14.9/"}, {"source": "cve@mitre.org", "url": "http://www.slackware.com/security/viewer.php?l=slackware-security&y=2014&m=slackware-security.728644"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05216368"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "ftp://ftp.sendmail.org/pub/sendmail/RELEASE_NOTES"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://advisories.mageia.org/MGASA-2014-0270.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134349.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2014-06/msg00032.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2014-06/msg00033.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/126975/Slackware-Security-Advisory-sendmail-Updates.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/57455"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/58628"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://security.gentoo.org/glsa/glsa-201412-32.xml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.freebsd.org/security/advisories/FreeBSD-SA-14%3A11.sendmail.asc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2014:147"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:128"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/67791"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1030331"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.sendmail.com/sm/open_source/download/8.14.9/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.slackware.com/security/viewer.php?l=slackware-security&y=2014&m=slackware-security.728644"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05216368"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "sendmail: Properly set the close-on-exec flag for file descriptors", "id": "1102174", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1102174"}, "csaw": false, "cvss": {"cvss_base_score": "1.0", "cvss_scoring_vector": "AV:L/AC:H/Au:S/C:N/I:P/A:N", "status": "draft"}, "details": ["The sm_close_on_exec function in conf.c in sendmail before 8.14.9 has arguments in the wrong order, and consequently skips setting expected FD_CLOEXEC flags, which allows local users to access unintended high-numbered file descriptors via a custom mail-delivery program."], "name": "CVE-2014-3956", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Affected", "package_name": "sendmail", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Affected", "package_name": "sendmail", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Affected", "package_name": "sendmail", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "sendmail", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2014-05-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-3956\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-3956"], "statement": "This issue affects the versions of sendmail as shipped with Red Hat Enterprise Linux 4, 5, 6, and 7. Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.", "threat_severity": "Low"}

{}