8.5
CVSSv2

CVE-2014-4345

Published: 14/08/2014 Updated: 21/01/2020
CVSS v2 Base Score: 8.5 | Impact Score: 10 | Exploitability Score: 6.8
VMScore: 756
Vector: AV:N/AC:M/Au:S/C:C/I:C/A:C

Vulnerability Summary

Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the LDAP KDB module in kadmind in MIT Kerberos 5 (aka krb5) 1.6.x up to and including 1.11.x prior to 1.11.6 and 1.12.x prior to 1.12.2 allows remote authenticated users to cause a denial of service (buffer overflow) or possibly execute arbitrary code via a series of "cpw -keepold" commands.

Vulnerable Product Search on Vulmon Subscribe to Product

mit kerberos 5 1.6

mit kerberos 5 1.6.1

mit kerberos 5 1.6.2

mit kerberos 5 1.7

mit kerberos 5 1.7.1

mit kerberos 5 1.8

mit kerberos 5 1.8.1

mit kerberos 5 1.8.2

mit kerberos 5 1.8.3

mit kerberos 5 1.8.4

mit kerberos 5 1.8.5

mit kerberos 5 1.8.6

mit kerberos 5 1.9

mit kerberos 5 1.9.1

mit kerberos 5 1.9.2

mit kerberos 5 1.9.3

mit kerberos 5 1.9.4

mit kerberos 5 1.10

mit kerberos 5 1.10.1

mit kerberos 5 1.10.2

mit kerberos 5 1.10.3

mit kerberos 5 1.10.4

mit kerberos 5 1.11

mit kerberos 5 1.11.1

mit kerberos 5 1.11.2

mit kerberos 5 1.11.3

mit kerberos 5 1.11.4

mit kerberos 5 1.11.5

mit kerberos 5 1.12

mit kerberos 5 1.12.1

Vendor Advisories

Debian Bug report logs - #755521 CVE-2014-4344 in krb5: NULL dereference in GSSAPI servers Package: libgssapi-krb5-2; Maintainer for libgssapi-krb5-2 is Sam Hartman <hartmans@debianorg>; Source for libgssapi-krb5-2 is src:krb5 (PTS, buildd, popcon) Reported by: Benjamin Kaduk <kaduk@MITEDU> Date: Mon, 21 Jul 2014 1 ...
Debian Bug report logs - #753624 CVE-2014-4341 in krb5: insufficient validation processing rfc 1964 tokens Package: libgssapi-krb5-2; Maintainer for libgssapi-krb5-2 is Sam Hartman <hartmans@debianorg>; Source for libgssapi-krb5-2 is src:krb5 (PTS, buildd, popcon) Reported by: Benjamin Kaduk <kaduk@MITEDU> Date: Th ...
Debian Bug report logs - #753625 CVE-2014-4342 in krb5: insufficient validation processing rfc 1964 tokens Package: libgssapi-krb5-2; Maintainer for libgssapi-krb5-2 is Sam Hartman <hartmans@debianorg>; Source for libgssapi-krb5-2 is src:krb5 (PTS, buildd, popcon) Reported by: Benjamin Kaduk <kaduk@MITEDU> Date: Th ...
Debian Bug report logs - #757416 CVE-2014-4345 in krb5-kdc-ldap: buffer overrun in kadmind Package: krb5-kdc-ldap; Maintainer for krb5-kdc-ldap is Sam Hartman <hartmans@debianorg>; Source for krb5-kdc-ldap is src:krb5 (PTS, buildd, popcon) Reported by: Benjamin Kaduk <kaduk@MITEDU> Date: Thu, 7 Aug 2014 22:39:01 U ...
Debian Bug report logs - #755520 CVE-2014-4343 in krb5: double-free in SPNEGO initiators Package: libgssapi-krb5-2; Maintainer for libgssapi-krb5-2 is Sam Hartman <hartmans@debianorg>; Source for libgssapi-krb5-2 is src:krb5 (PTS, buildd, popcon) Reported by: Benjamin Kaduk <kaduk@MITEDU> Date: Mon, 21 Jul 2014 17: ...
Several vulnerabilities were discovered in krb5, the MIT implementation of Kerberos The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2014-4341 An unauthenticated remote attacker with the ability to inject packets into a legitimately established GSSAPI application session can cause a program crash ...
Several security issues were fixed in Kerberos ...
It was found that if a KDC served multiple realms, certain requests could cause the setup_server_realm() function to dereference a NULL pointer A remote, unauthenticated attacker could use this flaw to crash the KDC using a specially crafted request (CVE-2013-1418 , CVE-2013-6800 ) A NULL pointer dereference flaw was found in the MIT Kerberos SPN ...
Oracle Critical Patch Update Advisory - October 2017 Description A Critical Patch Update (CPU) is a collection of patches for multiple security vulnerabilities Critical Patch Update patches are usually cumulative, but each advisory describes only the security fixes added since the ...

References

CWE-189http://advisories.mageia.org/MGASA-2014-0345.htmlhttp://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705http://krbdev.mit.edu/rt/Ticket/Display.html?id=7980http://linux.oracle.com/errata/ELSA-2014-1255.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2014-August/136640.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2014-August/137056.htmlhttp://lists.opensuse.org/opensuse-security-announce/2014-08/msg00009.htmlhttp://lists.opensuse.org/opensuse-updates/2014-08/msg00030.htmlhttp://rhn.redhat.com/errata/RHSA-2014-1255.htmlhttp://rhn.redhat.com/errata/RHSA-2015-0439.htmlhttp://secunia.com/advisories/59102http://secunia.com/advisories/59415http://secunia.com/advisories/59993http://secunia.com/advisories/60535http://secunia.com/advisories/60776http://secunia.com/advisories/61314http://secunia.com/advisories/61353http://security.gentoo.org/glsa/glsa-201412-53.xmlhttp://web.mit.edu/kerberos/advisories/MITKRB5-SA-2014-001.txthttp://www.debian.org/security/2014/dsa-3000http://www.mandriva.com/security/advisories?name=MDVSA-2014:165http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlhttp://www.osvdb.org/109908http://www.securityfocus.com/bid/69168http://www.securitytracker.com/id/1030705https://blogs.oracle.com/sunsecurity/entry/cve_2014_4345_numeric_errorshttps://bugzilla.redhat.com/show_bug.cgi?id=1128157https://exchange.xforce.ibmcloud.com/vulnerabilities/95212https://github.com/krb5/krb5/commit/dc7ed55c689d57de7f7408b34631bf06fec9dab1https://github.com/krb5/krb5/pull/181https://www.rapid7.com/db/vulnerabilities/linuxrpm-RHSA-2014-1255http://tools.cisco.com/security/center/viewAlert.x?alertId=35226https://nvd.nist.govhttps://usn.ubuntu.com/2310-1/