CVE-2019-6472

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

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Published Oct 16, 2019 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

ISC

Kea

affected

Version	Status	Constraints
`1.4.0 to 1.5.0`	affected	—
`1.6.0-beta1`	affected	—
`1.6.0-beta2`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:isc:kea::::::::
	cpe:2.3:a:isc:kea:1.6.0:beta1::::::
	cpe:2.3:a:isc:kea:1.6.0:beta2::::::

No data.

No data available yet.

Remediation

Vendor 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

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2019-16032	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.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Adjacent Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.796% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://kb.isc.org/docs/cve-2019-6472

History

No history.

Subscriptions

Isc Kea

Weaknesses

CWE-617

Sources

CVE record Updated: Sep 17, 2024, 3:58 AM

Status: PUBLISHED
Assigner: isc
Published: Oct 16, 2019, 5:22 PM
Updated: Sep 17, 2024, 3:58 AM
Reserved: Jan 16, 2019, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:39 AM

Status: Modified
Published: Oct 16, 2019, 6:15 PM
Modified: Jun 17, 2026, 2:39 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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