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SUSE: 2021:3747-1 Important: Samba Privilege Escalation Security

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Calendar Grey November 19, 2021
Scroller Suse
Patch out for SUSE resolves urgent Samba vulnerabilities. Crucial for safeguarding system stability and security.
An update that fixes two vulnerabilities is now available

Summary

This update for samba fixes the following issues: - CVE-2016-2124: Fixed not to fallback to non spnego authentication if we require kerberos (bsc#1014440). - CVE-2020-25717: Fixed privilege escalation inside an AD Domain where a user could become root on domain members (bsc#1192284). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server for SAP 15: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-3747=1 - SUSE Linux Enterprise Server 15-LTSS: zypper in -t patch SUSE-SLE-Product-SLES-15-2021-3747=1 - SUSE Linux Enterprise High Performance Computing 15-LTSS: zypper in -t patch SUSE-SLE-Product-HPC-15-2021-3747=1

Topics%20covered

Topics Covered

security advisory privilege escalation authentication issue critical severity Samba important update SUSE Linux Enterprise

References

#1014440 #1192284

Cross- CVE-2016-2124 CVE-2020-25717

CVSS scores:

CVE-2020-25717 (SUSE): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected Products:

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise Server 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

SUSE Linux Enterprise High Availability 15

https://www.suse.com/security/cve/CVE-2016-2124.html

https://www.suse.com/security/cve/CVE-2020-25717.html

https://bugzilla.suse.com/1014440

https://bugzilla.suse.com/1192284

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3747-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation authentication issue critical severity Samba important update SUSE Linux Enterprise

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