CVE-2016-2111: Canonical Ubuntu Linux

Medium severity, CVSS 6.3. EPSS: 2.9% chance of exploitation in the next 30 days.

The NETLOGON service in Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2, when a domain controller is configured, allows remote attackers to spoof the computer name of a secure channel's endpoint, and obtain sensitive session information, by running a crafted application and leveraging the ability to sniff network traffic, a related issue to CVE-2015-0005.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 15.10 only; version 16.04 only
• Samba Samba: version 3.0.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.2a only; version 3.0.3 only; version 3.0.4 only; …

Published 2016-04-25. Last modified 2026-06-17.