openSUSE Security Update : unbound (openSUSE-2020-912)

high Nessus Plugin ID 138718

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for unbound fixes the following issues :

- CVE-2020-12662: Fixed an issue where unbound could have been tricked into amplifying an incoming query into a large number of queries directed to a target (bsc#1171889).

- CVE-2020-12663: Fixed an issue where malformed answers from upstream name servers could have been used to make unbound unresponsive (bsc#1171889).	

- CVE-2019-18934: Fixed a vulnerability in the IPSec module which could have allowed code execution after receiving a special crafted answer (bsc#1157268).

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Solution

Update the affected unbound packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1157268

https://bugzilla.opensuse.org/show_bug.cgi?id=1171889

Plugin Details

Severity: High

ID: 138718

File Name: openSUSE-2020-912.nasl

Version: 1.3

Type: local

Agent: unix

Published: 7/20/2020

Updated: 2/29/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2019-18934

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.6

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:unbound-devel, p-cpe:/a:novell:opensuse:libunbound-devel-mini, p-cpe:/a:novell:opensuse:libunbound-devel-mini-debuginfo, p-cpe:/a:novell:opensuse:libunbound2, p-cpe:/a:novell:opensuse:unbound-munin, cpe:/o:novell:opensuse:15.1, p-cpe:/a:novell:opensuse:unbound-python, p-cpe:/a:novell:opensuse:unbound-debuginfo, p-cpe:/a:novell:opensuse:unbound-debugsource, p-cpe:/a:novell:opensuse:unbound-python-debuginfo, p-cpe:/a:novell:opensuse:unbound-anchor-debuginfo, p-cpe:/a:novell:opensuse:libunbound-devel-mini-debugsource, p-cpe:/a:novell:opensuse:unbound, p-cpe:/a:novell:opensuse:unbound-anchor, p-cpe:/a:novell:opensuse:libunbound2-debuginfo

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/29/2020

Vulnerability Publication Date: 11/19/2019

Reference Information

CVE: CVE-2019-18934, CVE-2020-12662, CVE-2020-12663