Detections
Analytics

SUSE SLES15 Security Update : yaml-cpp (SUSE-SU-2023:1740-3)

medium Nessus Plugin ID 173825

Language:

Synopsis

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

Description

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:1740-3 advisory.

 - CVE-2018-20573: Fixed remote DOS via a crafted YAML file in function Scanner:EnsureTokensInQueue (bsc#1121227).
 - CVE-2018-20574: Fixed remote DOS via a crafted YAML file in function SingleDocParser:HandleFlowMap (bsc#1121230).
 - CVE-2019-6285: Fixed remote DOS via a crafted YAML file in function SingleDocParser::HandleFlowSequence (bsc#1122004).
 - CVE-2019-6292: Fixed DOS by stack consumption in singledocparser.cpp (bsc#1122021).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected libyaml-cpp0_6 and / or yaml-cpp-devel packages.

See Also

https://bugzilla.suse.com/1121227

https://bugzilla.suse.com/1121230

https://bugzilla.suse.com/1122004

https://bugzilla.suse.com/1122021

https://www.suse.com/security/cve/CVE-2018-20573

https://www.suse.com/security/cve/CVE-2018-20574

https://www.suse.com/security/cve/CVE-2019-6285

https://www.suse.com/security/cve/CVE-2019-6292

http://www.nessus.org/u?1939d93b

Plugin Details

Severity: Medium

ID: 173825

File Name: suse_SU-2023-1740-3.nasl

Version: 1.4

Type: Local

Agent: unix

Published: 4/4/2023

Updated: 6/25/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2019-6292

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libyaml-cpp0_6, p-cpe:/a:novell:suse_linux:yaml-cpp-devel, cpe:/o:novell:suse_linux:15

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: 4/3/2023

Vulnerability Publication Date: 12/28/2018

Reference Information

CVE: CVE-2018-20573, CVE-2018-20574, CVE-2019-6285, CVE-2019-6292

SuSE: SUSE-SU-2023:1740-3