Ubuntu 14.04 LTS : samba vulnerability (USN-3976-4)

high Nessus Plugin ID 125475

Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

USN-3976-1 fixed a vulnerability in Samba. The update introduced a regression causing Samba to occasionally crash. This update fixes the problem.

Original advisory details :

Isaac Boukris and Andrew Bartlett discovered that Samba incorrectly checked S4U2Self packets. In certain environments, a remote attacker could possibly use this issue to escalate privileges.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected samba package.

See Also

https://usn.ubuntu.com/3976-4/

Plugin Details

Severity: High

ID: 125475

File Name: ubuntu_USN-3976-4.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/28/2019

Updated: 1/17/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:samba, cpe:/o:canonical:ubuntu_linux:14.04

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Patch Publication Date: 5/27/2019

Vulnerability Publication Date: 5/27/2019

Reference Information

USN: 3976-4