CVE-2015-8373

medium

Published 2015-12-22 · Modified 2026-05-06

CVSS v3

6.8

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

CVSS v2

7.1

VIR risk

6.8

Description

The kea-dhcp4 and kea-dhcp6 servers 0.9.2 and 1.0.0-beta in ISC Kea, when certain debugging settings are used, allow remote attackers to cause a denial of service (daemon crash) via a malformed packet.

Predictions

Exploit likelihood

77%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-8373

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://kb.isc.org/article/AA-01318

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`0`
debian	forky	fixed	`0`
debian	sid	fixed	`0`
debian	trixie	fixed	`0`

Application impact

Vendor	Product	Versions	Fixed
isc	kea	`0.9.2`
isc	kea	`1.0.0`

References

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175218.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175337.html
https://kb.isc.org/article/AA-01318
https://security-tracker.debian.org/tracker/CVE-2015-8373

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.