Vulnerability Details CVE-2014-4343
Double free vulnerability in the init_ctx_reselect function in the SPNEGO initiator in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.10.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via network traffic that appears to come from an intended acceptor, but specifies a security mechanism different from the one proposed by the initiator.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.074
EPSS Ranking 91.3%
CVSS Severity
CVSS v2 Score 7.6
References
- http://advisories.mageia.org/MGASA-2014-0345.html
- http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7969
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html
- http://rhn.redhat.com/errata/RHSA-2015-0439.html
- http://secunia.com/advisories/59102
- http://secunia.com/advisories/60082
- http://secunia.com/advisories/60448
- http://secunia.com/advisories/61052
- http://security.gentoo.org/glsa/glsa-201412-53.xml
- http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15553.html
- http://www.debian.org/security/2014/dsa-3000
- http://www.osvdb.org/109390
- http://www.securityfocus.com/bid/69159
- http://www.securitytracker.com/id/1030706
- https://bugzilla.redhat.com/show_bug.cgi?id=1121876
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95211
- https://github.com/krb5/krb5/commit/f18ddf5d82de0ab7591a36e465bc24225776940f
- http://advisories.mageia.org/MGASA-2014-0345.html
- http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7969
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html
- http://rhn.redhat.com/errata/RHSA-2015-0439.html
- http://secunia.com/advisories/59102
- http://secunia.com/advisories/60082
- http://secunia.com/advisories/60448
- http://secunia.com/advisories/61052
- http://security.gentoo.org/glsa/glsa-201412-53.xml
- http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15553.html
- http://www.debian.org/security/2014/dsa-3000
- http://www.osvdb.org/109390
- http://www.securityfocus.com/bid/69159
- http://www.securitytracker.com/id/1030706
- https://bugzilla.redhat.com/show_bug.cgi?id=1121876
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95211
- https://github.com/krb5/krb5/commit/f18ddf5d82de0ab7591a36e465bc24225776940f
Products affected by CVE-2014-4343
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cpe:2.3:a:mit:kerberos_5:1.10
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cpe:2.3:a:mit:kerberos_5:1.10.1
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cpe:2.3:a:mit:kerberos_5:1.10.2
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cpe:2.3:a:mit:kerberos_5:1.10.3
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cpe:2.3:a:mit:kerberos_5:1.10.4
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cpe:2.3:a:mit:kerberos_5:1.11
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cpe:2.3:a:mit:kerberos_5:1.11.1
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cpe:2.3:a:mit:kerberos_5:1.11.2
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cpe:2.3:a:mit:kerberos_5:1.11.3
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cpe:2.3:a:mit:kerberos_5:1.11.4
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cpe:2.3:a:mit:kerberos_5:1.11.5
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cpe:2.3:a:mit:kerberos_5:1.12
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cpe:2.3:a:mit:kerberos_5:1.12.1
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cpe:2.3:o:debian:debian_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
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cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0
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cpe:2.3:o:redhat:enterprise_linux_server:7.0
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cpe:2.3:o:redhat:enterprise_linux_workstation:7.0