CVE-2019-14844

Name: CVE-2019-14844
Creator: NVD / NIST
Published: 2019-09-26T12:15:11.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 4.44%

Last modified Jun 17, 2026

CVE-2019-14844 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A flaw was found in, Fedora versions of krb5 from 1.16.1 to, including 1.17.x, in the way a Kerberos client could crash the KDC by sending one of the RFC 4556 "enctypes". A remote unauthenticated user could use this flaw to crash the KDC.. EPSS estimates a 4.44% chance of exploitation in the next 30 days.

Description

A flaw was found in, Fedora versions of krb5 from 1.16.1 to, including 1.17.x, in the way a Kerberos client could crash the KDC by sending one of the RFC 4556 "enctypes". A remote unauthenticated user could use this flaw to crash the KDC.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

4.44%

90.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-628

Affected Software

Vendor	Product	Versions
Mit	Kerberos 5	>= 1.16.1, <= 1.17.1
Fedoraproject	Fedora	29
Fedoraproject	Fedora	30
Fedoraproject	Fedora	31

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14844Issue Tracking, Patch, Third Party Advisory
https://github.com/krb5/krb5/pull/981Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/54ZYKEJZ77BXZWGF4NEVKC33ESVROEYC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4LS5PIJOCNOUZGLO2OBT6GY334PUOSW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDE2QOKK4I4TV4WV74ZQWICZ4HJN2MOK/
https://security.netapp.com/advisory/ntap-20220325-0003/Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14844Issue Tracking, Patch, Third Party Advisory
https://github.com/krb5/krb5/pull/981Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/54ZYKEJZ77BXZWGF4NEVKC33ESVROEYC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4LS5PIJOCNOUZGLO2OBT6GY334PUOSW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDE2QOKK4I4TV4WV74ZQWICZ4HJN2MOK/
https://security.netapp.com/advisory/ntap-20220325-0003/Third Party Advisory

Timeline

Published: Sep 26, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-14844?

How severe is CVE-2019-14844?

CVE-2019-14844 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 4.44% probability of exploitation in the next 30 days.

How do I fix CVE-2019-14844?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-14844?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST