Upstream information

CVE-2019-20477 at MITRE

Description

PyYAML 5.1 through 5.1.2 has insufficient restrictions on the load and load_all functions because of a class deserialization issue, e.g., Popen is a class in the subprocess module. NOTE: this issue exists because of an incomplete fix for CVE-2017-18342.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having critical severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1164453 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Liberty Linux 8
  • python38 >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-Cython >= 0.29.14-4.module+el8.2.0+5234+f98739b6
  • python38-PyMySQL >= 0.9.3-3.module+el8.2.0+5234+f98739b6
  • python38-asn1crypto >= 1.2.0-3.module+el8.2.0+5234+f98739b6
  • python38-babel >= 2.7.0-10.module+el8.2.0+5234+f98739b6
  • python38-cffi >= 1.13.2-3.module+el8.2.0+5234+f98739b6
  • python38-chardet >= 3.0.4-19.module+el8.2.0+5234+f98739b6
  • python38-cryptography >= 2.8-3.module+el8.2.0+5234+f98739b6
  • python38-debug >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-devel >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-idle >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-idna >= 2.8-6.module+el8.2.0+5234+f98739b6
  • python38-jinja2 >= 2.10.3-4.module+el8.2.0+5234+f98739b6
  • python38-libs >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-lxml >= 4.4.1-4.module+el8.2.0+5234+f98739b6
  • python38-markupsafe >= 1.1.1-6.module+el8.2.0+5234+f98739b6
  • python38-mod_wsgi >= 4.6.8-3.module+el8.2.0+5234+f98739b6
  • python38-numpy >= 1.17.3-5.module+el8.3.0+7187+a27ec44b
  • python38-numpy-doc >= 1.17.3-5.module+el8.3.0+7187+a27ec44b
  • python38-numpy-f2py >= 1.17.3-5.module+el8.3.0+7187+a27ec44b
  • python38-pip >= 19.3.1-1.module+el8.3.0+7187+a27ec44b
  • python38-pip-wheel >= 19.3.1-1.module+el8.3.0+7187+a27ec44b
  • python38-ply >= 3.11-8.module+el8.2.0+5234+f98739b6
  • python38-psutil >= 5.6.4-3.module+el8.2.0+5234+f98739b6
  • python38-psycopg2 >= 2.8.4-4.module+el8.2.0+5234+f98739b6
  • python38-psycopg2-doc >= 2.8.4-4.module+el8.2.0+5234+f98739b6
  • python38-psycopg2-tests >= 2.8.4-4.module+el8.2.0+5234+f98739b6
  • python38-pycparser >= 2.19-3.module+el8.2.0+5234+f98739b6
  • python38-pysocks >= 1.7.1-4.module+el8.2.0+5234+f98739b6
  • python38-pytz >= 2019.3-3.module+el8.2.0+5234+f98739b6
  • python38-pyyaml >= 5.3.1-1.module+el8.3.0+7187+a27ec44b
  • python38-requests >= 2.22.0-9.module+el8.2.0+5234+f98739b6
  • python38-rpm-macros >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-scipy >= 1.3.1-4.module+el8.2.0+5234+f98739b6
  • python38-setuptools >= 41.6.0-4.module+el8.3.0+7187+a27ec44b
  • python38-setuptools-wheel >= 41.6.0-4.module+el8.3.0+7187+a27ec44b
  • python38-six >= 1.12.0-9.module+el8.2.0+5234+f98739b6
  • python38-test >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-tkinter >= 3.8.3-3.module+el8.3.0+7680+79e7e61a
  • python38-urllib3 >= 1.25.7-4.module+el8.2.0+5234+f98739b6
  • python38-wheel >= 0.33.6-5.module+el8.3.0+7187+a27ec44b
  • python38-wheel-wheel >= 0.33.6-5.module+el8.3.0+7187+a27ec44b
 Patchnames:
RHSA-2020:4641

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP5 python-PyYAML Analysis
SUSE Linux Enterprise Desktop 15 SP6 python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 12 python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 15 SP5 python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP6 python-PyYAML Analysis
SUSE Linux Enterprise Micro 5.1 python-PyYAML Analysis
SUSE Linux Enterprise Micro 5.2 python-PyYAML Analysis
SUSE Linux Enterprise Micro 5.3 python-PyYAML Analysis
SUSE Linux Enterprise Micro 5.4 python-PyYAML Analysis
SUSE Linux Enterprise Micro 5.5 python-PyYAML Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP5 python-PyYAML Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP6 python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP5 python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP5-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP6 python-PyYAML Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP5 python-PyYAML Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP6 python-PyYAML Analysis
SUSE Manager Client Tools 12 python-PyYAML Affected
SUSE Manager Client Tools for SLE 12 python-PyYAML Not affected
SUSE Manager Proxy 4.3 python-PyYAML Analysis
SUSE Manager Retail Branch Server 4.3 python-PyYAML Analysis
SUSE Manager Server 4.3 python-PyYAML Analysis
openSUSE Leap 15.5 python-PyYAML Analysis
openSUSE Leap Micro 5.5 python-PyYAML Analysis
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Desktop 15 SP4 python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 12 SP5 python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP3 python-PyYAML Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP4 python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP3 python-PyYAML Unsupported
SUSE Linux Enterprise Module for Basesystem 15 SP4 python-PyYAML Analysis
SUSE Linux Enterprise Module for Public Cloud 12 python-PyYAML Not affected
SUSE Linux Enterprise Module for Python 2 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise Module for Python 2 15 SP3 python-PyYAML Unsupported
SUSE Linux Enterprise Server 12 SP5 python-PyYAML Not affected
SUSE Linux Enterprise Server 12 SP5-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP2-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP3 python-PyYAML Unsupported
SUSE Linux Enterprise Server 15 SP3-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP4 python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP4-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-PyYAML Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP5 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP3 python-PyYAML Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP4 python-PyYAML Analysis
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 python-PyYAML Not affected
HPE Helion OpenStack Cloud 8 python-PyYAML Not affected
Public Cloud Module for SUSE Linux Enterprise 11 python-PyYAML Not affected
SUSE CaaS Platform 3.0 python-PyYAML Not affected
SUSE CaaS Platform 4.0 python-PyYAML Analysis
SUSE Cloud Compute Node for SUSE Linux Enterprise 12 5 python-PyYAML Affected
SUSE Container as a Service Platform 1.0 python-PyYAML Unsupported
SUSE Container as a Service Platform 2.0 python-PyYAML Not affected
SUSE Enterprise Storage 1.0 python-PyYAML Affected
SUSE Enterprise Storage 2 python-PyYAML Affected
SUSE Enterprise Storage 2.1 python-PyYAML Affected
SUSE Enterprise Storage 3 python-PyYAML Affected
SUSE Enterprise Storage 4 python-PyYAML Affected
SUSE Enterprise Storage 5 python-PyYAML Not affected
SUSE Enterprise Storage 6 python-PyYAML Not affected
SUSE Enterprise Storage 7 python-PyYAML Analysis
SUSE Enterprise Storage 7.1 python-PyYAML Unsupported
SUSE Linux Enterprise Desktop 15 python-PyYAML Not affected
SUSE Linux Enterprise Desktop 15 SP1 python-PyYAML Not affected
SUSE Linux Enterprise Desktop 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise Desktop 15 SP3 python-PyYAML Unsupported
SUSE Linux Enterprise High Availability Extension 12 python-PyYAML Affected
SUSE Linux Enterprise High Availability Extension 12 SP1 python-PyYAML Not affected
SUSE Linux Enterprise High Availability Extension 12 SP2 python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 12 SP4 python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 15 python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1 python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS python-PyYAML Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS python-PyYAML Analysis
SUSE Linux Enterprise High Performance Computing 15-ESPOS python-PyYAML Not affected
SUSE Linux Enterprise High Performance Computing 15-LTSS python-PyYAML Not affected
SUSE Linux Enterprise Micro 5.0 python-PyYAML Unsupported
SUSE Linux Enterprise Module for Advanced Systems Management 12 python-PyYAML Not affected
SUSE Linux Enterprise Module for Basesystem 15 python-PyYAML Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 python-PyYAML Not affected
SUSE Linux Enterprise Module for Containers 12 python-PyYAML Not affected
SUSE Linux Enterprise Module for Public Cloud 15 python-PyYAML Analysis
SUSE Linux Enterprise Module for Public Cloud 15 SP3 python-PyYAML Analysis
SUSE Linux Enterprise Module for Python 2 15 SP1 python-PyYAML Not affected
SUSE Linux Enterprise Point of Sale 12 SP2 python-PyYAML Affected
SUSE Linux Enterprise Real Time 15 SP2 python-PyYAML Analysis
SUSE Linux Enterprise Real Time 15 SP3 python-PyYAML Analysis
SUSE Linux Enterprise Real Time 15 SP4 python-PyYAML Analysis
SUSE Linux Enterprise Server 12 python-PyYAML Not affected
SUSE Linux Enterprise Server 12 SP3 python-PyYAML Not affected
SUSE Linux Enterprise Server 12 SP3-BCL python-PyYAML Analysis
SUSE Linux Enterprise Server 12 SP3-ESPOS python-PyYAML Analysis
SUSE Linux Enterprise Server 12 SP3-LTSS python-PyYAML Not affected
SUSE Linux Enterprise Server 12 SP4 python-PyYAML Not affected
SUSE Linux Enterprise Server 12 SP4-ESPOS python-PyYAML Analysis
SUSE Linux Enterprise Server 12 SP4-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server 15 python-PyYAML Not affected
SUSE Linux Enterprise Server 15 SP1 python-PyYAML Not affected
SUSE Linux Enterprise Server 15 SP1-BCL python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP1-LTSS python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP2-BCL python-PyYAML Analysis
SUSE Linux Enterprise Server 15 SP3-BCL python-PyYAML Analysis
SUSE Linux Enterprise Server 15-LTSS python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 12 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 15 python-PyYAML Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 python-PyYAML Not affected
SUSE Manager Proxy 3.0 python-PyYAML Affected
SUSE Manager Proxy 3.1 python-PyYAML Affected
SUSE Manager Proxy 3.2 python-PyYAML Not affected
SUSE Manager Proxy 4.0 python-PyYAML Not affected
SUSE Manager Proxy 4.1 python-PyYAML Analysis
SUSE Manager Proxy 4.2 python-PyYAML Unsupported
SUSE Manager Retail Branch Server 4.0 python-PyYAML Not affected
SUSE Manager Retail Branch Server 4.1 python-PyYAML Analysis
SUSE Manager Retail Branch Server 4.2 python-PyYAML Unsupported
SUSE Manager Server 3.0 python-PyYAML Affected
SUSE Manager Server 3.1 python-PyYAML Affected
SUSE Manager Server 3.2 python-PyYAML Not affected
SUSE Manager Server 4.0 python-PyYAML Not affected
SUSE Manager Server 4.1 python-PyYAML Analysis
SUSE Manager Server 4.2 python-PyYAML Unsupported
SUSE OpenStack Cloud 5 python-PyYAML Not affected
SUSE OpenStack Cloud 6 python-PyYAML Affected
SUSE OpenStack Cloud 6-LTSS python-PyYAML Not affected
SUSE OpenStack Cloud 7 python-PyYAML Not affected
SUSE OpenStack Cloud 8 python-PyYAML Not affected
SUSE OpenStack Cloud 9 python-PyYAML Not affected
SUSE OpenStack Cloud Crowbar 8 python-PyYAML Not affected
SUSE OpenStack Cloud Crowbar 9 python-PyYAML Not affected
openSUSE Leap 15.3 python-PyYAML Analysis
openSUSE Leap 15.4 python-PyYAML Analysis
openSUSE Leap Micro 5.2 python-PyYAML Analysis
openSUSE Leap Micro 5.3 python-PyYAML Analysis
openSUSE Leap Micro 5.4 python-PyYAML Analysis
Products at an unknown state of their lifecycle.
SUSE Linux Enterprise Server 11-PUBCLOUD python-PyYAML Not affected
SUSE OpenStack Cloud 2.0 python-PyYAML Not affected

SUSE Timeline for this CVE

CVE page created: Wed Feb 19 15:45:40 2020
CVE page last modified: Fri Dec 20 22:57:29 2024