openSUSE Security Update : dnsmasq (openSUSE-2021-129)

high Nessus Plugin ID 145295

Language:

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 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: 145295

File Name: openSUSE-2021-129.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/25/2021

Updated: 2/2/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-25682

VPR

Risk Factor: Medium

Score: 6.7

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

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

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:2.3:o:novell:opensuse:15.1:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:dnsmasq:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:dnsmasq-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:dnsmasq-debugsource:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:dnsmasq-utils:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:dnsmasq-utils-debuginfo:*:*:*:*:*:*:*

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/20/2021

Vulnerability Publication Date: 1/20/2021

Reference Information

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