Upstream information
Description
In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.SUSE information
Overall state of this security issue: Resolved
This issue is currently rated as having moderate severity.
National Vulnerability Database | SUSE | |
---|---|---|
Base Score | 4 | 6.8 |
Vector | AV:N/AC:L/Au:S/C:N/I:N/A:P | AV:N/AC:L/Au:S/C:N/I:N/A:C |
Access Vector | Network | Network |
Access Complexity | Low | Low |
Authentication | Single | Single |
Confidentiality Impact | None | None |
Integrity Impact | None | None |
Availability Impact | Partial | Complete |
National Vulnerability Database | SUSE | |
---|---|---|
Base Score | 6.5 | 6.5 |
Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Access Vector | Network | Network |
Access Complexity | Low | Low |
Privileges Required | Low | Low |
User Interaction | None | None |
Scope | Unchanged | Unchanged |
Confidentiality Impact | None | None |
Integrity Impact | None | None |
Availability Impact | High | High |
CVSSv3 Version | 3 | 3 |
List of released packages
Product(s) | Fixed package version(s) | References |
---|---|---|
SUSE Linux Enterprise Desktop 15 SP1 SUSE Linux Enterprise Module for Basesystem 15 SP1 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP1 GA krb5-1.16.3-1.16 |
SUSE Linux Enterprise Desktop 15 SP2 SUSE Linux Enterprise Module for Basesystem 15 SP2 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP2 GA krb5-1.16.3-3.6.1 |
SUSE Linux Enterprise Desktop 15 SP3 SUSE Linux Enterprise Module for Basesystem 15 SP3 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP3 GA krb5-1.16.3-3.15.1 |
SUSE Linux Enterprise Desktop 15 SUSE Linux Enterprise Module for Basesystem 15 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 GA krb5-1.15.2-4.25 |
SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server for SAP Applications 15 SP1 SUSE Linux Enterprise Storage 6 SUSE Manager Proxy 4.0 SUSE Manager Retail Branch Server 4.0 SUSE Manager Server 4.0 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP1 GA krb5-1.16.3-1.16 SUSE Linux Enterprise Module for Server Applications 15 SP1 GA krb5-plugin-kdb-ldap-1.16.3-1.16 |
SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP2 SUSE Linux Enterprise Storage 7 SUSE Manager Proxy 4.1 SUSE Manager Retail Branch Server 4.1 SUSE Manager Server 4.1 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP2 GA krb5-1.16.3-3.6.1 SUSE Linux Enterprise Module for Server Applications 15 SP2 GA krb5-plugin-kdb-ldap-1.16.3-3.6.1 |
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 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP3 GA krb5-1.16.3-3.15.1 SUSE Linux Enterprise Module for Server Applications 15 SP3 GA krb5-plugin-kdb-ldap-1.16.3-3.15.1 |
SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server for SAP Applications 15 |
| Patchnames: SUSE Linux Enterprise Module for Basesystem 15 GA krb5-1.15.2-4.25 SUSE Linux Enterprise Module for Server Applications 15 GA krb5-plugin-kdb-ldap-1.15.2-4.25 |
SUSE Linux Enterprise Module for Server Applications 15 SP1 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP1 GA krb5-plugin-kdb-ldap-1.16.3-1.16 |
SUSE Linux Enterprise Module for Server Applications 15 SP2 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP2 GA krb5-plugin-kdb-ldap-1.16.3-3.6.1 |
SUSE Linux Enterprise Module for Server Applications 15 SP3 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 SP3 GA krb5-plugin-kdb-ldap-1.16.3-3.15.1 |
SUSE Linux Enterprise Module for Server Applications 15 |
| Patchnames: SUSE Linux Enterprise Module for Server Applications 15 GA krb5-plugin-kdb-ldap-1.15.2-4.25 |
openSUSE Leap 15.0 |
| Patchnames: openSUSE Leap 15.0 GA krb5-1.15.2-lp150.4.4 |
openSUSE Tumbleweed |
| Patchnames: openSUSE Tumbleweed GA krb5-1.19.2-2.2 |
First public cloud image revisions this CVE is fixed in:
- alibaba/sles-15-sp3-chost-byos-v20210729
- alibaba/sles-15-sp3-chost-byos-v20210827
- amazon/suse-manager-4-2-proxy-byos-v20210924-hvm-ssd-x86_64
- amazon/suse-manager-4-2-server-byos-v20210924-hvm-ssd-x86_64
- amazon/suse-sles-15-sp3-byos-v20210924-hvm-ssd-arm64
- amazon/suse-sles-15-sp3-byos-v20210924-hvm-ssd-x86_64
- amazon/suse-sles-15-sp3-chost-byos-v20210729-hvm-ssd-x86_64
- amazon/suse-sles-15-sp3-chost-byos-v20210827-hvm-ssd-x86_64
- amazon/suse-sles-15-sp3-v20210924-ecs-hvm-ssd-x86_64
- amazon/suse-sles-15-sp3-v20210924-hvm-ssd-arm64
- amazon/suse-sles-15-sp3-v20210924-hvm-ssd-x86_64
- amazon/suse-sles-hpc-15-sp3-byos-v20210924-hvm-ssd-x86_64
- amazon/suse-sles-sap-15-sp3-byos-v20210924-hvm-ssd-x86_64
- google/sles-15-sp3-byos-v20210812
- google/sles-15-sp3-chost-byos-v20210729
- google/sles-15-sp3-chost-byos-v20210827
- google/sles-15-sp3-sap-byos-v20210812
- google/sles-15-sp3-sap-v20210812
- google/sles-15-sp3-sapcal-v20210812
- google/sles-15-sp3-v20210812
- google/suse-manager-4-2-proxy-byos-v20210812
- google/suse-manager-4-2-server-byos-v20210812
- microsoft/suse-manager-4-2-proxy-byos-v20210924
- microsoft/suse-manager-4-2-server-byos-v20210924
- microsoft/suse-sles-15-sp3-basic-v20210924
- microsoft/suse-sles-15-sp3-byos-v20210924
- microsoft/suse-sles-15-sp3-chost-byos-v20210729
- microsoft/suse-sles-15-sp3-chost-byos-v20210827
- microsoft/suse-sles-15-sp3-hpc-byos-v20210924
- microsoft/suse-sles-15-sp3-hpc-v20210924
- microsoft/suse-sles-15-sp3-sapcal-v20220120
- microsoft/suse-sles-15-sp3-v20210924
- microsoft/suse-sles-sap-15-sp3-byos-v20210924
- microsoft/suse-sles-sap-15-sp3-v20210924
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 |
---|---|---|
Magnum Orchestration | krb5 | Not affected |
SLES15-EC2-CHOST-HVM-BYOS | krb5 | Already fixed |
SUSE Linux Enterprise Desktop 11 SP4 | krb5 | Not affected |
SUSE Linux Enterprise Desktop 12 SP2 | krb5 | Not affected |
SUSE Linux Enterprise High Performance Computing 15 LTSS | krb5 | Already fixed |
SUSE Linux Enterprise Server 11 SP3 LTSS | krb5 | Not affected |
SUSE Linux Enterprise Server 11 SP4 | krb5 | Not affected |
SUSE Linux Enterprise Server 11 SP4 LTSS | krb5 | Not affected |
SUSE Linux Enterprise Server 12 LTSS | krb5 | Not affected |
SUSE Linux Enterprise Server 12 SP1 LTSS | krb5 | Not affected |
SUSE Linux Enterprise Server 12 SP2 | krb5 | Not affected |
SUSE Linux Enterprise Server 15 ESPOS | krb5 | Already fixed |
SUSE Linux Enterprise Server 15 LTSS | krb5 | Already fixed |
SUSE Linux Enterprise Server for SAP Applications 11 SP4 | krb5 | Not affected |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 | krb5 | Not affected |
SUSE Linux Enterprise Server for SAP Applications 15 | krb5 | Already fixed |
SUSE Linux Enterprise Software Development Kit 11 SP4 | krb5 | Not affected |
SUSE Linux Enterprise Software Development Kit 12 SP2 | krb5 | Not affected |
suse/sles12sp3 suse/sles12sp4 suse/sles12sp5 | krb5 | Affected |
suse/sle15:15.0 | krb5 | Already fixed |