CVE-2014-9278

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Summary

CVECVE-2014-9278
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-12-06 15:59:07 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe OpenSSH server, as used in Fedora and Red Hat Enterprise Linux 7 and when running in a Kerberos environment, allows remote authenticated users to log in as another user when they are listed in the .k5users file of that user, which might bypass intended authentication requirements that would force a local login.

Risk And Classification

Primary CVSS: v2.0 4 from [email protected]

AV:N/AC:L/Au:S/C:N/I:P/A:N

Problem Types: CWE-287 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:S/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openbsd Openssh - All All All
Operating System Redhat Enterprise Linux 7.0 All All All
Operating System Redhat Fedora 7 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - Re: CVE request: OpenSSH ~/.k5users patch (Fedora and downstreams) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Portable OpenSSH 'gss-serv-krb5.c' Security Bypass Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
oss-security - CVE request: OpenSSH ~/.k5users patch (Fedora and downstreams) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Gmane Loom af854a3a-2127-422b-91ae-364da2661108 thread.gmane.org
Bug 1867 – add support for ~/.kusers ala ksu(1) af854a3a-2127-422b-91ae-364da2661108 bugzilla.mindrot.org
Bug 1169843 – CVE-2014-9278 openssh: ~/.k5users unexpectedly grants remote login af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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