Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 461
Alerts This Week
Warning Icon 1 461

SUSE: 2021:3673-1 Important Samba Fix: Privilege Escalation Resolved

suse
Calendar Grey November 16, 2021
Scroller Suse
SUSE Security Advisory: Mitigating critical samba vulnerabilities with 2021:3674-2 for enhanced protection.
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 12-SP2-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-3673=1 Package List: - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64): libdcerpc-binding0-32bit-4.4.2-38.45.2 libdcerpc-binding0-4.4.2-38.45.2 libdcerpc-binding0-debuginfo-32bit-4.4.2-38.45.2

Topics%20covered

Topics Covered

security advisory update privilege escalation samba important SUSE

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 12-SP2-BCL

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-2021:3673-1
Rating: important

Topics%20covered

Topics Covered

security advisory update privilege escalation samba important SUSE

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.