FreeBSD : isc-dhcpd -- Denial of Service (05eeb7e9-b987-11e5-83ef-14dae9d210b8)

medium Nessus Plugin ID 87981
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

ISC reports :

A badly formed packet with an invalid IPv4 UDP length field can cause a DHCP server, client, or relay program to terminate abnormally.

Solution

Update the affected packages.

See Also

https://kb.isc.org/docs/aa-01334

http://www.nessus.org/u?2090370d

Plugin Details

Severity: Medium

ID: 87981

File Name: freebsd_pkg_05eeb7e9b98711e583ef14dae9d210b8.nasl

Version: 2.10

Type: local

Published: 1/19/2016

Updated: 1/4/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5.7

Vector: AV:A/AC:M/Au:N/C:N/I:N/A:C

CVSS v3

Risk Factor: Medium

Base Score: 6.5

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:isc-dhcp41-client, p-cpe:/a:freebsd:freebsd:isc-dhcp41-relay, p-cpe:/a:freebsd:freebsd:isc-dhcp41-server, p-cpe:/a:freebsd:freebsd:isc-dhcp42-client, p-cpe:/a:freebsd:freebsd:isc-dhcp42-relay, p-cpe:/a:freebsd:freebsd:isc-dhcp42-server, p-cpe:/a:freebsd:freebsd:isc-dhcp43-client, p-cpe:/a:freebsd:freebsd:isc-dhcp43-relay, p-cpe:/a:freebsd:freebsd:isc-dhcp43-server, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 1/12/2016

Vulnerability Publication Date: 1/5/2016

Reference Information

CVE: CVE-2015-8605