CVE-2019-6472

A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate

Description

A packet containing a malformed DUID can cause the Kea DHCPv6 server process (kea-dhcp6) to exit due to an assertion failure. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2.

Remediation

Solution:

  • Upgrade to a version of Kea containing a fix, available via https://www.isc.org/downloads. - Kea 1.4.0-P2 - Kea 1.5.0-P1 - Kea 1.6.0

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.68% Top 30%
Vendor Advisory isc.org
Affected: ISC Kea
Published at:
Updated at:

References

Link Tags
https://kb.isc.org/docs/cve-2019-6472 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-6472?
CVE-2019-6472 has been scored as a medium severity vulnerability.
How to fix CVE-2019-6472?
To fix CVE-2019-6472: Upgrade to a version of Kea containing a fix, available via https://www.isc.org/downloads. - Kea 1.4.0-P2 - Kea 1.5.0-P1 - Kea 1.6.0
Is CVE-2019-6472 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-6472 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-6472?
CVE-2019-6472 affects ISC Kea.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.