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Fedora 28 : mosquitto (2019-8cbe2a05cd)

high Nessus Plugin ID 122285

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Synopsis

The remote Fedora host is missing a security update.

Description

Fixes for the following CVES :

 - CVE-2018-12546

 - CVE-2018-12550

 - CVE-2018-12551

The list of other fixes addressed in version 1.5.6 is: Broker :

 - Fixed comment handling for config options that have optional arguments.

 - Improved documentation around bridge topic remapping.

 - Handle mismatched handshakes (e.g. QoS1 PUBLISH with QoS2 reply) properly.

 - Fix spaces not being allowed in the bridge remote_username option. Closes #1131.

 - Allow broker to always restart on Windows when using log_dest file. Closes #1080.

 - Fix Will not being sent for Websockets clients. Closes #1143.

 - Windows: Fix possible crash when client disconnects.
 Closes #1137.

 - Fixed durable clients being unable to receive messages when offline, when per_listener_settings was set to true. Closes #1081.

 - Add log message for the case where a client is disconnected for sending a topic with invalid UTF-8.
 Closes #1144.

Library :

 - Fix TLS connections not working over SOCKS.

 - Don't clear SSL context when TLS connection is closed, meaning if a user provided an external SSL_CTX they have less chance of leaking references.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected mosquitto package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2019-8cbe2a05cd

Plugin Details

Severity: High

ID: 122285

File Name: fedora_2019-8cbe2a05cd.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2/19/2019

Updated: 2/12/2020

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

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: p-cpe:/a:fedoraproject:fedora:mosquitto, cpe:/o:fedoraproject:fedora:28

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/18/2019

Vulnerability Publication Date: 3/27/2019

Reference Information

CVE: CVE-2018-12546, CVE-2018-12550, CVE-2018-12551