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openSUSE Security Update : dnsmasq (openSUSE-2021-124)

high Nessus Plugin ID 145356

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for dnsmasq fixes the following issues :

 - bsc#1177077: Fixed DNSpooq vulnerabilities

 - CVE-2020-25684, CVE-2020-25685, CVE-2020-25686: Fixed multiple Cache Poisoning attacks.

 - CVE-2020-25681, CVE-2020-25682, CVE-2020-25683, CVE-2020-25687: Fixed multiple potential Heap-based overflows when DNSSEC is enabled.

 - Retry query to other servers on receipt of SERVFAIL rcode (bsc#1176076)

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

Solution

Update the affected dnsmasq packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1176076

https://bugzilla.opensuse.org/show_bug.cgi?id=1177077

Plugin Details

Severity: High

ID: 145356

File Name: openSUSE-2021-124.nasl

Version: 1.5

Type: local

Agent: unix

Published: 1/25/2021

Updated: 12/5/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 8.3

Temporal Score: 6.1

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

CVSS Score Source: CVE-2020-25682

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/o:novell:opensuse:15.2, p-cpe:/a:novell:opensuse:dnsmasq-debugsource, p-cpe:/a:novell:opensuse:dnsmasq, p-cpe:/a:novell:opensuse:dnsmasq-utils, p-cpe:/a:novell:opensuse:dnsmasq-debuginfo, p-cpe:/a:novell:opensuse:dnsmasq-utils-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/20/2021

Vulnerability Publication Date: 1/20/2021

Reference Information

CVE: CVE-2020-25681, CVE-2020-25682, CVE-2020-25683, CVE-2020-25684, CVE-2020-25685, CVE-2020-25686, CVE-2020-25687