Upstream information

CVE-2021-3505 at MITRE

Description

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

SUSE information

Overall state of this security issue: Resolved

This issue is currently not rated by SUSE as it is not affecting the SUSE Enterprise products.

CVSS v2 Scores
  National Vulnerability Database
Base Score 2.1
Vector AV:L/AC:L/Au:N/C:P/I:N/A:N
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.5 4
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector Local Local
Attack Complexity Low Low
Privileges Required Low None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High Low
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1184939 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Enterprise Storage 7.1
SUSE Linux Enterprise High Performance Computing 15 SP3
SUSE Linux Enterprise Module for Server Applications 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Manager Proxy 4.2
SUSE Manager Retail Branch Server 4.2
SUSE Manager Server 4.2
  • libtpms-devel >= 0.8.2-1.1
  • libtpms0 >= 0.8.2-1.1
 Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP3 GA libtpms-devel-0.8.2-1.1
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Module for Server Applications 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
  • libtpms-devel >= 0.8.2-3.3.1
  • libtpms0 >= 0.8.2-3.3.1
 Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP4 GA libtpms-devel-0.8.2-3.3.1
SUSE Linux Enterprise Micro 5.1
  • libtpms0 >= 0.8.2-1.1
 Patchnames:
SUSE Linux Enterprise Micro 5.1 GA libtpms0-0.8.2-1.1
SUSE Linux Enterprise Micro 5.2
  • libtpms0 >= 0.8.2-3.3.1
 Patchnames:
SUSE Linux Enterprise Micro 5.2 GA libtpms0-0.8.2-3.3.1
SUSE Linux Enterprise Micro 5.3
  • libtpms0 >= 0.8.2-3.3.1
 Patchnames:
SUSE Linux Enterprise Micro 5.3 GA libtpms0-0.8.2-3.3.1
SUSE Linux Enterprise Micro 5.4
  • libtpms0 >= 0.8.2-150300.3.6.1
 Patchnames:
SUSE Linux Enterprise Micro 5.4 GA libtpms0-0.8.2-150300.3.6.1
SUSE Linux Enterprise Micro 6.0
  • libtpms0 >= 0.9.6-1.13
 Patchnames:
SUSE Linux Enterprise Micro 6.0 GA libtpms0-0.9.6-1.13
openSUSE Leap 15.3
  • libtpms0 >= 0.8.2-1.1
 Patchnames:
openSUSE Leap 15.3 GA libtpms0-0.8.2-1.1
openSUSE Leap 15.4
  • libtpms0 >= 0.8.2-3.3.1
 Patchnames:
openSUSE Leap 15.4 GA libtpms0-0.8.2-3.3.1
openSUSE Tumbleweed
  • libtpms-devel >= 0.8.4-2.2
  • libtpms0 >= 0.8.4-2.2
 Patchnames:
openSUSE-Tumbleweed-2024-11004

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 High Performance Computing 15 SP5 libtpms Already fixed
SUSE Linux Enterprise Micro 5.1 libtpms Already fixed
SUSE Linux Enterprise Micro 5.2 libtpms Already fixed
SUSE Linux Enterprise Micro 5.3 libtpms Already fixed
SUSE Linux Enterprise Micro 5.4 libtpms Already fixed
SUSE Linux Enterprise Micro 5.5 libtpms Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP5 libtpms Already fixed
SUSE Linux Enterprise Server 15 SP5 libtpms Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP5 libtpms Already fixed
SUSE Manager Proxy 4.3 libtpms Already fixed
SUSE Manager Retail Branch Server 4.3 libtpms Already fixed
SUSE Manager Server 4.3 libtpms Already fixed
openSUSE Leap 15.5 libtpms Already fixed
openSUSE Leap Micro 5.5 libtpms Already fixed
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 15 SP3 libtpms Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS libtpms Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS libtpms Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4 libtpms Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS libtpms Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS libtpms Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP3 libtpms Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP4 libtpms Already fixed
SUSE Linux Enterprise Server 15 SP3 libtpms Already fixed
SUSE Linux Enterprise Server 15 SP3-LTSS libtpms Already fixed
SUSE Linux Enterprise Server 15 SP4 libtpms Already fixed
SUSE Linux Enterprise Server 15 SP4-LTSS libtpms Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP3 libtpms Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP4 libtpms Already fixed
Products past their end of life and not receiving proactive updates anymore.
SUSE Enterprise Storage 7.1 libtpms Already fixed
SUSE Linux Enterprise Real Time 15 SP3 libtpms Already fixed
SUSE Linux Enterprise Real Time 15 SP4 libtpms Already fixed
SUSE Linux Enterprise Server 15 SP3-BCL libtpms Already fixed
SUSE Manager Proxy 4.2 libtpms Already fixed
SUSE Manager Retail Branch Server 4.2 libtpms Already fixed
SUSE Manager Server 4.2 libtpms Already fixed
openSUSE Leap 15.3 libtpms Already fixed
openSUSE Leap 15.4 libtpms Already fixed
openSUSE Leap Micro 5.2 libtpms Already fixed
openSUSE Leap Micro 5.3 libtpms Already fixed
openSUSE Leap Micro 5.4 libtpms Already fixed

SUSE Timeline for this CVE

CVE page created: Fri Apr 16 16:37:37 2021
CVE page last modified: Fri Sep 13 13:12:25 2024