Is CVE-2014-4342 being actively exploited?

CVE-2014-4342 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-4342?

CVE-2014-4342 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2014-4342

MEDIUM · CVSS 5.0EPSS 6.5%EU EUVD

MIT Kerberos 5 (aka krb5) 1.7.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (buffer over-read or NULL pointer dereference, and application crash) by injecting invalid tokens into a GSSAPI application session.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-119
EPSS score: 6.5% (94th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-4269)
Published: July 20, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-4269 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

debian / debian linux
mit / kerberos
mit / kerberos
mit / kerberos
mit / kerberos
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
mit / kerberos 5
redhat / enterprise linux desktop
redhat / enterprise linux hpc node
redhat / enterprise linux server
redhat / enterprise linux workstation

References

http://advisories.mageia.org/MGASA-2014-0345.html(Third Party Advisory)
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7949(Issue Tracking, Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2015-0439.html(Third Party Advisory)
http://secunia.com/advisories/59102(Not Applicable)
http://secunia.com/advisories/60082(Not Applicable)
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.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html(Patch, Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/68908(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1030706(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/94903(Third Party Advisory, VDB Entry)
https://github.com/krb5/krb5/commit/e6ae703ae597d798e310368d52b8f38ee11c6a73(Issue Tracking, Patch, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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