CVE-2019-14844

krb5: reversed strlcpy() allows client to crash the KDC

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Severity

Important

Red Hat Product Security

7.5

CVSS 3.0

Review impact separately from score.

Published · September 26, 2019

Updated · August 5, 2026

Description

A flaw was found 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.

Statement

This flaw affects the krb5 server only; client-side packages are not affected. This flaw does not affect any krb5 packages shipped with Red Hat products.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-628 · Function Call with Incorrectly Specified Arguments