Upstream information

CVE-2020-25657 at MITRE

Description

A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API via the timed processing of valid PKCS#1 v1.5 Ciphertext. The highest threat from this vulnerability is to confidentiality.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.3
Vector AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.9 7.5
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Access Vector Network Network
Access Complexity High Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3.1

Note from the SUSE Security Team

This is considered to be addressed in openssl, not in M2Crypto. SUSE is currently not planning to fix this in M2Crypto.

SUSE Bugzilla entry: 1178829 [IN_PROGRESS]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Image SLES15-SP4
Image SLES15-SP4-Azure-Basic
Image SLES15-SP4-Azure-Standard
Image SLES15-SP4-BYOS
Image SLES15-SP4-BYOS-EC2
Image SLES15-SP4-EC2
Image SLES15-SP4-EC2-ECS-HVM
Image SLES15-SP4-HPC
Image SLES15-SP4-HPC-Azure
Image SLES15-SP4-HPC-BYOS
Image SLES15-SP4-HPC-BYOS-EC2
Image SLES15-SP4-HPC-EC2
Image SLES15-SP4-Manager-Proxy-4-3-BYOS
Image SLES15-SP4-Manager-Proxy-4-3-BYOS-EC2
Image SLES15-SP4-Manager-Server-4-3-BYOS
Image SLES15-SP4-Manager-Server-4-3-BYOS-EC2
Image SLES15-SP4-SAP
Image SLES15-SP4-SAP-BYOS
Image SLES15-SP4-SAP-BYOS-EC2
Image SLES15-SP4-SAP-EC2
Image SLES15-SP4-SAPCAL
Image SLES15-SP4-SAPCAL-EC2
  • python3-M2Crypto >= 0.38.0-150400.3.3.1
SUSE CaaS Platform 4.0
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SUSE-CAASP-4.0-2022-2562
SUSE Enterprise Storage 6
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-Storage-6-2022-2562
SUSE Enterprise Storage 7
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-Storage-7-2022-2562
SUSE Linux Enterprise Desktop 15 SP3
SUSE Linux Enterprise High Performance Computing 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Linux Enterprise Storage 7.1
SUSE Manager Proxy 4.2
SUSE Manager Retail Branch Server 4.2
SUSE Manager Server 4.2
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP3-2022-2562
SUSE-SLE-Module-Python2-15-SP3-2022-2562
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Module for Basesystem 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
  • python3-M2Crypto >= 0.38.0-150400.3.6.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP4-2022-2532
SUSE-SLE-Module-Basesystem-15-SP4-2022-2691
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Module for Public Cloud 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server 12 SP3
SUSE Linux Enterprise Server 12 SP4
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-Unrestricted-12-2022-2527
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-HPC-15-SP1-ESPOS-2022-2562
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-HPC-15-SP1-LTSS-2022-2562
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-HPC-15-SP2-ESPOS-2022-2562
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-HPC-15-SP2-LTSS-2022-2562
SUSE Linux Enterprise High Performance Computing 15-ESPOS
SUSE Linux Enterprise High Performance Computing 15-LTSS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-HPC-15-2022-2562
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Module for Public Cloud 15
SUSE Linux Enterprise Server 15
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-Unrestricted-15-2022-2562
SUSE Linux Enterprise Micro 5.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SUSE-MicroOS-5.1-2022-2562
SUSE Linux Enterprise Micro 5.2
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SUSE-MicroOS-5.2-2022-2562
SUSE Linux Enterprise Module for Basesystem 15 SP3
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP3-2022-2562
SUSE Linux Enterprise Module for Python 2 15 SP3
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Module-Python2-15-SP3-2022-2562
SUSE Linux Enterprise Server 12 SP2-BCL
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-BCL-2022-2527
SUSE Linux Enterprise Server 12 SP3-BCL
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-BCL-2022-2527
SUSE Linux Enterprise Server 12 SP4-ESPOS
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-SERVER-12-SP4-ESPOS-2022-2527
SUSE Linux Enterprise Server 12 SP4-LTSS
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-SERVER-12-SP4-LTSS-2022-2527
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-Unrestricted-12-2022-2527
SUSE-SLE-SERVER-12-SP5-2022-2527
SUSE Linux Enterprise Server 15 SP1-BCL
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES-15-SP1-BCL-2022-2562
SUSE Linux Enterprise Server 15 SP1-LTSS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES-15-SP1-LTSS-2022-2562
SUSE Linux Enterprise Server 15 SP2-BCL
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES-15-SP2-BCL-2022-2562
SUSE Linux Enterprise Server 15 SP2-LTSS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES-15-SP2-LTSS-2022-2562
SUSE Linux Enterprise Server 15-LTSS
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES-15-2022-2562
SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-Unrestricted-12-2022-2527
SUSE-SLE-SAP-12-SP4-2022-2527
SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-SP1-2022-2562
SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-SP2-2022-2562
SUSE Linux Enterprise Server for SAP Applications 15
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Module-Public-Cloud-Unrestricted-15-2022-2562
SUSE-SLE-Product-SLES_SAP-15-2022-2562
SUSE Manager Proxy 4.1
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SUSE-Manager-Proxy-4.1-2022-2562
SUSE Manager Retail Branch Server 4.1
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.1-2022-2562
SUSE Manager Server 4.1
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
SUSE-SLE-Product-SUSE-Manager-Server-4.1-2022-2562
SUSE OpenStack Cloud 9
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-OpenStack-Cloud-9-2022-2527
SUSE OpenStack Cloud Crowbar 9
  • python-M2Crypto >= 0.29.0-23.8.1
  • python3-M2Crypto >= 0.29.0-23.8.1
Patchnames:
SUSE-OpenStack-Cloud-Crowbar-9-2022-2527
openSUSE Leap 15.3
  • python-M2Crypto-doc >= 0.35.2-150000.3.14.1
  • python2-M2Crypto >= 0.35.2-150000.3.14.1
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
openSUSE-SLE-15.3-2022-2562
openSUSE Leap 15.4
  • python-M2Crypto-doc >= 0.38.0-150400.3.6.1
  • python3-M2Crypto >= 0.38.0-150400.3.6.1
Patchnames:
openSUSE-SLE-15.4-2022-2532
openSUSE-SLE-15.4-2022-2562
openSUSE-SLE-15.4-2022-2691
openSUSE Leap Micro 5.2
  • python3-M2Crypto >= 0.35.2-150000.3.14.1
Patchnames:
openSUSE-Leap-Micro-5.2-2022-2562
openSUSE Tumbleweed
  • python-M2Crypto-doc >= 0.38.0-3.1
  • python310-M2Crypto >= 0.38.0-3.1
  • python38-M2Crypto >= 0.38.0-3.1
  • python39-M2Crypto >= 0.38.0-3.1
Patchnames:
openSUSE Tumbleweed GA python-M2Crypto-doc-0.38.0-3.1


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
HPE Helion OpenStack 8 python-M2Crypto Won't fix
SUSE CaaS Platform 4.0 python-M2Crypto Released
SUSE CaaS Platform 4.5 python-M2Crypto Affected
SUSE Enterprise Storage 5 python-M2Crypto Unsupported
SUSE Enterprise Storage 6 python-M2Crypto Released
SUSE Enterprise Storage 7 python-M2Crypto Released
SUSE Linux Enterprise Desktop 15 SP1 python-M2Crypto Affected
SUSE Linux Enterprise Desktop 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise Desktop 15 SP3 python-M2Crypto Released
SUSE Linux Enterprise Desktop 15 SP4 python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 12 SP5 python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 LTSS python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 SP1 python-M2Crypto Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 ESPOS python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 SP3 python-M2Crypto Released
SUSE Linux Enterprise High Performance Computing 15 SP4 python-M2Crypto Released
SUSE Linux Enterprise Micro 5.0 python-M2Crypto Affected
SUSE Linux Enterprise Micro 5.1 python-M2Crypto Released
SUSE Linux Enterprise Micro 5.2 python-M2Crypto Released
SUSE Linux Enterprise Micro for Rancher 5.2 python-M2Crypto Released
SUSE Linux Enterprise Module for Basesystem 15 SP1 python-M2Crypto Affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 python-M2Crypto Released
SUSE Linux Enterprise Module for Basesystem 15 SP4 python-M2Crypto Released
SUSE Linux Enterprise Module for Python 2 15 SP1 python-M2Crypto Affected
SUSE Linux Enterprise Module for Python 2 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise Module for Python 2 15 SP3 python-M2Crypto Released
SUSE Linux Enterprise Point of Service 11 SP3 python-m2crypto Affected
SUSE Linux Enterprise Point of Service Image Server 12 SP2 python-M2Crypto Unsupported
SUSE Linux Enterprise Real Time 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise Server 11 SP1 python-m2crypto Affected
SUSE Linux Enterprise Server 11 SP3 python-m2crypto Won't fix
SUSE Linux Enterprise Server 11 SP4 LTSS python-m2crypto Affected
SUSE Linux Enterprise Server 12 SP2 BCL python-M2Crypto Released
SUSE Linux Enterprise Server 12 SP2 ESPOS python-M2Crypto Unsupported
SUSE Linux Enterprise Server 12 SP2 LTSS python-M2Crypto Unsupported
SUSE Linux Enterprise Server 12 SP3 BCL python-M2Crypto Released
SUSE Linux Enterprise Server 12 SP3 ESPOS python-M2Crypto Won't fix
SUSE Linux Enterprise Server 12 SP3 LTSS python-M2Crypto Won't fix
SUSE Linux Enterprise Server 12 SP4 ESPOS python-M2Crypto Released
SUSE Linux Enterprise Server 12 SP4 LTSS python-M2Crypto Released
SUSE Linux Enterprise Server 12 SP5 python-M2Crypto Released
SUSE Linux Enterprise Server 15 ESPOS python-M2Crypto Released
SUSE Linux Enterprise Server 15 LTSS python-M2Crypto Released
SUSE Linux Enterprise Server 15 SP1 python-M2Crypto Affected
SUSE Linux Enterprise Server 15 SP1 LTSS python-M2Crypto Released
SUSE Linux Enterprise Server 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise Server 15 SP2 LTSS python-M2Crypto Released
SUSE Linux Enterprise Server 15 SP3 python-M2Crypto Released
SUSE Linux Enterprise Server 15 SP4 python-M2Crypto Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 python-M2Crypto Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 python-M2Crypto Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 python-M2Crypto Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP3 python-M2Crypto Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP4 python-M2Crypto Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5 python-M2Crypto In progress
SUSE Linux Enterprise Server for SAP Applications 15 python-M2Crypto Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 python-M2Crypto Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 python-M2Crypto Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 python-M2Crypto Released
SUSE Linux Enterprise Server for SAP Applications 15 SP4 python-M2Crypto Released
SUSE Linux Enterprise Storage 6 python-M2Crypto Affected
SUSE Linux Enterprise Storage 7 python-M2Crypto Affected
SUSE Linux Enterprise Storage 7.1 python-M2Crypto Released
SUSE Manager Proxy 4.0 python-M2Crypto Affected
SUSE Manager Proxy 4.1 python-M2Crypto Affected
SUSE Manager Proxy 4.2 python-M2Crypto Released
SUSE Manager Proxy 4.3 python-M2Crypto Released
SUSE Manager Retail Branch Server 4.0 python-M2Crypto Affected
SUSE Manager Retail Branch Server 4.1 python-M2Crypto Affected
SUSE Manager Retail Branch Server 4.2 python-M2Crypto Released
SUSE Manager Retail Branch Server 4.3 python-M2Crypto Released
SUSE Manager Server 4.0 python-M2Crypto Affected
SUSE Manager Server 4.1 python-M2Crypto Affected
SUSE Manager Server 4.2 python-M2Crypto Released
SUSE Manager Server 4.3 python-M2Crypto Released
SUSE OpenStack Cloud 7 python-M2Crypto Unsupported
SUSE OpenStack Cloud 8 python-M2Crypto Won't fix
SUSE OpenStack Cloud 9 python-M2Crypto Released
SUSE OpenStack Cloud Crowbar 8 python-M2Crypto Won't fix
SUSE OpenStack Cloud Crowbar 9 python-M2Crypto Released