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 important 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
Access Vector Network
Access 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.


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Please note that this evaluation state might be work in progress, incomplete or outdated.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.

Product(s) Source package State
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 Container as a Service Platform 1.0 python-PyYAML Affected
SUSE Container as a Service Platform 2.0 python-PyYAML Not affected
SUSE Enterprise Storage 5 python-PyYAML Not affected
SUSE Linux Enterprise 12 Module for Advanced Systems Management python-PyYAML Not affected
SUSE Linux Enterprise 12 Module for Containers python-PyYAML Not affected
SUSE Linux Enterprise 12 Module for Public Cloud python-PyYAML Not affected
SUSE Linux Enterprise 15 Module for Basesystem python-PyYAML Not affected
SUSE Linux Enterprise 15-SP1 Module for Basesystem python-PyYAML Not affected
SUSE Linux Enterprise 15-SP1 Module for Python 2 python-PyYAML Not 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 12 SP5 python-PyYAML Not affected
SUSE Linux Enterprise Server 11 SP3 python-PyYAML Not affected
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 SP5 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 12 SP5 python-PyYAML Not affected
SUSE Manager Proxy 3.2 python-PyYAML Not affected
SUSE Manager Server 3.2 python-PyYAML Not affected
SUSE Manager Tools python-PyYAML Not 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