GLSA-201710-27 : Dnsmasq: Multiple vulnerabilities

critical Nessus Plugin ID 104070

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201710-27 (Dnsmasq: Multiple vulnerabilities)

Multiple vulnerabilities have been discovered in Dnsmasq. Please review the references below for details.
Impact :

A remote attacker could execute arbitrary code or cause a Denial of Service condition via crafted DNS, IPv6, or DHCPv6 packets.
Workaround :

There is no known workaround at this time.

Solution

All Dnsmasq users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-dns/dnsmasq-2.78'

See Also

https://security.gentoo.org/glsa/201710-27

Plugin Details

Severity: Critical

ID: 104070

File Name: gentoo_GLSA-201710-27.nasl

Version: 3.8

Type: local

Published: 10/23/2017

Updated: 1/11/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:dnsmasq, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/23/2017

Vulnerability Publication Date: 10/3/2017

Exploitable With

Core Impact

Reference Information

CVE: CVE-2017-14491, CVE-2017-14492, CVE-2017-14493, CVE-2017-14494, CVE-2017-14495, CVE-2017-14496

GLSA: 201710-27

IAVA: 2017-A-0284-S