CVE-2014-4341

MIT Kerberos 5 (aka krb5) before 1.12.2 allows remote attackers to cause a denial of service (buffer over-read and application crash) by injecting invalid tokens into a GSSAPI application session.

Published: 2014-07-20 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-4341 is rated Moderate Risk (54.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 14.45%, 94th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +1.84% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-4341

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-09 12.61% 14.45% +1.84%
2 2025-03-30 14.91% 12.61% -2.30%
3 2025-03-29 — 14.91% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-4341

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2014-4341

OS Trackers for CVE-2014-4341

vendor priority summary link
debian not yet assigned CVE-2014-4341 not yet assigned priority: Debian including 1 source packages (krb5), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-4341
gentoo normal CVE-2014-4341: 1 GLSA(s) (201412-53), 1 atom(s) (app-crypt/mit-krb5); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-4341
redhat low — https://access.redhat.com/security/cve/CVE-2014-4341
suse medium CVE-2014-4341 severity moderate: SUSE including 116 source package names (krb5, krb5-1.12.1-19.1, …), 332 product×package rows across 52 product lines (HPE Helion OpenStack 8, Magnum Orchestration 7, … (52 product lines)): Fixed 185, Known Not Affected 147. https://www.suse.com/security/cve/CVE-2014-4341/
ubuntu medium CVE-2014-4341 medium priority: Ubuntu including 1 source packages (krb5), 5 status rows across 5 suites (lucid, precise, saucy, trusty, upstream): released 4, ignored 1. https://ubuntu.com/security/CVE-2014-4341

Affected software / configurations for CVE-2014-4341

Vendor Product Version Raw CPE
mit kerberos_5 < 1.12.2 cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.3 cpe:2.3:o:redhat:enterprise_linux_eus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.4 cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.5 cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.6 cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.7 cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.4 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.7 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.4 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.7 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_tus 7.3 cpe:2.3:o:redhat:enterprise_linux_tus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_tus 7.6 cpe:2.3:o:redhat:enterprise_linux_tus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_tus 7.7 cpe:2.3:o:redhat:enterprise_linux_tus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
debian debian_linux 7.0 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
fedoraproject fedora 20 cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*

References for CVE-2014-4341

URL Tags
http://advisories.mageia.org/MGASA-2014-0345.html Third Party Advisory
http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc Third Party Advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7949 Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0439.html Third Party Advisory
http://secunia.com/advisories/59102 Third Party Advisory
http://secunia.com/advisories/60082 Third Party Advisory
http://secunia.com/advisories/60448 Third Party Advisory
http://security.gentoo.org/glsa/glsa-201412-53.xml Third Party Advisory
http://www.debian.org/security/2014/dsa-3000 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2014:165 Third Party Advisory
http://www.securityfocus.com/bid/68909 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1030706 Third Party Advisory VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/94904 Third Party Advisory VDB Entry
https://github.com/krb5/krb5/commit/e6ae703ae597d798e310368d52b8f38ee11c6a73 Patch Third Party Advisory
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