Ubuntu 14.04 LTS / 16.04 LTS / 17.04 / 17.10 : samba vulnerabilities (USN-3486-1)

High Nessus Plugin ID 104736


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


Yihan Lian and Zhibin Hu discovered that Samba incorrectly handled memory when processing certain SMB1 requests. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2017-14746)

Volker Lendecke discovered that Samba incorrectly cleared memory when returning data to a client. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2017-15275).

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.


Update the affected samba package.

See Also


Plugin Details

Severity: High

ID: 104736

File Name: ubuntu_USN-3486-1.nasl

Version: 3.12

Type: local

Agent: unix

Published: 2017/11/22

Updated: 2019/09/18

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:samba, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:16.04, cpe:/o:canonical:ubuntu_linux:17.04, cpe:/o:canonical:ubuntu_linux:17.10

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2017/11/21

Vulnerability Publication Date: 2017/11/27

Reference Information

CVE: CVE-2017-14746, CVE-2017-15275

USN: 3486-1