FreeBSD : dnsmasq -- multiple vulnerabilities (b77b5646-a778-11e7-ac58-b499baebfeaf)

High Nessus Plugin ID 103620

Synopsis

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

Description

Google Project Zero reports :

- CVE-2017-14491: Heap based overflow (2 bytes). Before 2.76 and this commit overflow was unrestricted.

- CVE-2017-14492: Heap based overflow.

- CVE-2017-14493: Stack Based overflow.

- CVE-2017-14494: Information Leak

- CVE-2017-14495: Lack of free()

- CVE-2017-14496: Invalid boundary checks. Integer underflow leading to a huge memcpy.

- CVE-2017-13704: Crash on large DNS query

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?1684fac7

http://www.nessus.org/u?b7bb4e7c

Plugin Details

Severity: High

ID: 103620

File Name: freebsd_pkg_b77b5646a77811e7ac58b499baebfeaf.nasl

Version: 3.10

Type: local

Published: 2017/10/03

Updated: 2019/08/23

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.8

Temporal Score: 6.1

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

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:freebsd:freebsd:dnsmasq, p-cpe:/a:freebsd:freebsd:dnsmasq-devel, cpe:/o:freebsd:freebsd

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2017/10/02

Vulnerability Publication Date: 2017/10/02

Exploitable With

Core Impact

Reference Information

CVE: CVE-2017-13704, CVE-2017-14491, CVE-2017-14492, CVE-2017-14493, CVE-2017-14494, CVE-2017-14495, CVE-2017-14496

IAVA: 2017-A-0284