SUSE SLED15 / SLES15 Security Update : zeromq (SUSE-SU-2020:3264-1)

high Nessus Plugin ID 143658

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for zeromq fixes the following issues :

CVE-2020-15166: Fixed the possibility of unauthenticated clients causing a denial-of-service (bsc#1176116).

Fixed a heap overflow when receiving malformed ZMTP v1 packets (bsc#1176256)

Fixed a memory leak in client induced by malicious server(s) without CURVE/ZAP (bsc#1176257)

Fixed memory leak when processing PUB messages with metadata (bsc#1176259)

Fixed a stack overflow in PUB/XPUB subscription store (bsc#1176258)

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

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server for SAP 15 :

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-3264=1

SUSE Linux Enterprise Server 15-LTSS :

zypper in -t patch SUSE-SLE-Product-SLES-15-2020-3264=1

SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP2-2020-3264=1

SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1 :

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP1-2020-3264=1

SUSE Linux Enterprise Module for Basesystem 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-3264=1

SUSE Linux Enterprise Module for Basesystem 15-SP1 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-3264=1

SUSE Linux Enterprise High Performance Computing 15-LTSS :

zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3264=1

SUSE Linux Enterprise High Performance Computing 15-ESPOS :

zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3264=1

Plugin Details

Severity: High

ID: 143658

File Name: suse_SU-2020-3264-1.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/9/2020

Updated: 2/6/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-15166

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libunwind-devel, p-cpe:/a:novell:suse_linux:libunwind-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libzmq5-debuginfo, p-cpe:/a:novell:suse_linux:libunwind-debugsource, p-cpe:/a:novell:suse_linux:zeromq-debugsource, p-cpe:/a:novell:suse_linux:libzmq5, p-cpe:/a:novell:suse_linux:libunwind, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:zeromq-devel, p-cpe:/a:novell:suse_linux:libunwind-debuginfo, p-cpe:/a:novell:suse_linux:libzmq5-32bit-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: 11/10/2020

Vulnerability Publication Date: 9/11/2020

Reference Information

CVE: CVE-2020-15166

Detections

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