Upstream information

CVE-2020-36242 at MITRE

Description

In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow, as demonstrated by the Fernet class.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 6.4
Vector AV:N/AC:L/Au:N/C:P/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 9.1 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High None
Integrity Impact None None
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1182066 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
HPE Helion Openstack 8
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
HPE-Helion-OpenStack-8-2021-669
HPE-Helion-OpenStack-8-2021-675
Image SLES15-EC2-CHOST-HVM-BYOS
Image SLES15-SP1-CHOST-BYOS-Azure
Image SLES15-SP1-CHOST-BYOS-EC2
  • python3-cryptography >= 2.1.4-4.9.2
Image SLES15-SP2-CHOST-BYOS-Aliyun
Image SLES15-SP2-CHOST-BYOS-Azure
Image SLES15-SP2-CHOST-BYOS-EC2
Image caasp45/caasp-k8s-sidecar-image
  • python3-cryptography >= 2.8-3.6.1
SUSE CaaS Platform 4.0
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SUSE-CAASP-4.0-2021-696
SUSE Enterprise Storage 6
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-Storage-6-2021-696
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-HPC-15-SP1-ESPOS-2021-696
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-HPC-15-SP1-LTSS-2021-696
SUSE Linux Enterprise High Performance Computing 15-ESPOS
SUSE Linux Enterprise High Performance Computing 15-LTSS
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-HPC-15-2021-696
SUSE Linux Enterprise Module for Basesystem 15 SP2
  • python3-cryptography >= 2.8-3.6.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP2-2021-594
SUSE Linux Enterprise Module for Python 2 15 SP2
  • python2-cryptography >= 2.8-3.6.1
Patchnames:
SUSE-SLE-Module-Python2-15-SP2-2021-594
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-POS-12-SP2-CLIENT-2021-675
SUSE Linux Enterprise Server 12 SP2-BCL
SUSE Linux Enterprise Server for SAP Applications 12 SP2-BCL
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-BCL-2021-675
SUSE Linux Enterprise Server 12 SP2-ESPOS
SUSE Linux Enterprise Server for SAP Applications 12 SP2-ESPOS
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-ESPOS-2021-675
SUSE Linux Enterprise Server 12 SP2-LTSS
SUSE Linux Enterprise Server for SAP Applications 12 SP2-LTSS
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-2021-675
SUSE Linux Enterprise Server 12 SP3-BCL
SUSE Linux Enterprise Server for SAP Applications 12 SP3-BCL
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-BCL-2021-675
SUSE Linux Enterprise Server 12 SP3-ESPOS
SUSE Linux Enterprise Server for SAP Applications 12 SP3-ESPOS
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-ESPOS-2021-675
SUSE Linux Enterprise Server 12 SP3-LTSS
SUSE Linux Enterprise Server for SAP Applications 12 SP3-LTSS
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-2021-675
SUSE Linux Enterprise Server 12 SP4-ESPOS
SUSE Linux Enterprise Server for SAP Applications 12 SP4-ESPOS
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP4-ESPOS-2021-675
SUSE Linux Enterprise Server 12 SP4-LTSS
SUSE Linux Enterprise Server for SAP Applications 12 SP4-LTSS
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP4-LTSS-2021-675
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SERVER-12-SP5-2021-675
SUSE Linux Enterprise Server 15 SP1-BCL
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SLES-15-SP1-BCL-2021-696
SUSE Linux Enterprise Server 15 SP1-LTSS
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SLES-15-SP1-LTSS-2021-696
SUSE Linux Enterprise Server 15-LTSS
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SLES-15-2021-696
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SAP-12-SP2-2021-675
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SAP-12-SP3-2021-675
SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-SLE-SAP-12-SP4-2021-675
SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-SP1-2021-696
SUSE Linux Enterprise Server for SAP Applications 15
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-2021-696
SUSE Manager Proxy 4.0
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-696
SUSE Manager Retail Branch Server 4.0
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-696
SUSE Manager Server 4.0
  • python2-cryptography >= 2.1.4-4.9.2
  • python3-cryptography >= 2.1.4-4.9.2
Patchnames:
SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-696
SUSE OpenStack Cloud 7
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-OpenStack-Cloud-7-2021-675
SUSE OpenStack Cloud 8
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-OpenStack-Cloud-8-2021-669
SUSE-OpenStack-Cloud-8-2021-675
SUSE OpenStack Cloud 9
  • python-cryptography >= 2.3.1-3.3.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-OpenStack-Cloud-9-2021-668
SUSE-OpenStack-Cloud-9-2021-675
SUSE OpenStack Cloud Crowbar 8
  • python-cryptography >= 2.1.4-7.34.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-OpenStack-Cloud-Crowbar-8-2021-669
SUSE-OpenStack-Cloud-Crowbar-8-2021-675
SUSE OpenStack Cloud Crowbar 9
  • python-cryptography >= 2.3.1-3.3.1
  • python3-cryptography >= 2.1.4-7.34.1
Patchnames:
SUSE-OpenStack-Cloud-Crowbar-9-2021-668
SUSE-OpenStack-Cloud-Crowbar-9-2021-675
openSUSE Leap 15.2
  • python-cryptography-debuginfo >= 2.8-lp152.2.6.1
  • python-cryptography-debugsource >= 2.8-lp152.2.6.1
  • python2-cryptography >= 2.8-lp152.2.6.1
  • python2-cryptography-debuginfo >= 2.8-lp152.2.6.1
  • python3-cryptography >= 2.8-lp152.2.6.1
  • python3-cryptography-debuginfo >= 2.8-lp152.2.6.1
Patchnames:
openSUSE-2021-349


First public cloud image revisions this CVE is fixed in:


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
Carwos 1 python-cryptography Affected
HPE Helion OpenStack 8 python-cryptography Released
SUSE CaaS Platform 4.0 python-cryptography Released
SUSE Enterprise Storage 6 python-cryptography Released
SUSE Linux Enterprise High Performance Computing 12 SP5 python-cryptography Released
SUSE Linux Enterprise High Performance Computing 15 LTSS python-cryptography Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS python-cryptography Released
SUSE Linux Enterprise Module for Basesystem 15 SP2 python-cryptography Released
SUSE Linux Enterprise Module for Public Cloud 12 python-cryptography Affected
SUSE Linux Enterprise Module for Public Cloud 15 SP1 python-cryptography Affected
SUSE Linux Enterprise Module for Public Cloud 15 SP2 python-cryptography Affected
SUSE Linux Enterprise Module for Python 2 15 SP2 python-cryptography Released
SUSE Linux Enterprise Point of Service Image Server 12 python-cryptography Released
SUSE Linux Enterprise Server 12 SP2 BCL python-cryptography Released
SUSE Linux Enterprise Server 12 SP2 ESPOS python-cryptography Released
SUSE Linux Enterprise Server 12 SP2 LTSS python-cryptography Released
SUSE Linux Enterprise Server 12 SP3 BCL python-cryptography Released
SUSE Linux Enterprise Server 12 SP3 ESPOS python-cryptography Released
SUSE Linux Enterprise Server 12 SP3 LTSS python-cryptography Released
SUSE Linux Enterprise Server 12 SP4 ESPOS python-cryptography Released
SUSE Linux Enterprise Server 12 SP4 LTSS python-cryptography Released
SUSE Linux Enterprise Server 12 SP5 python-cryptography Released
SUSE Linux Enterprise Server 15 LTSS python-cryptography Released
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux python-cryptography Released
SUSE Linux Enterprise Server 15 SP1 LTSS python-cryptography Released
SUSE Linux Enterprise Server ESPOS 15 python-cryptography Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 python-cryptography Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 python-cryptography Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 python-cryptography Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5 python-cryptography Released
SUSE Linux Enterprise Server for SAP Applications 15 python-cryptography Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 python-cryptography Released
SUSE Manager Proxy 4.0 python-cryptography Released
SUSE Manager Retail Branch Server 4.0 python-cryptography Released
SUSE Manager Server 4.0 python-cryptography Released
SUSE OpenStack Cloud 7 python-cryptography Released
SUSE OpenStack Cloud 8 python-cryptography Released
SUSE OpenStack Cloud 9 python-cryptography Released
SUSE OpenStack Cloud Crowbar 8 python-cryptography Released
SUSE OpenStack Cloud Crowbar 9 python-cryptography Released