CentOS 7 : samba (CESA-2018:3056)

Medium Nessus Plugin ID 119691


The remote CentOS host is missing one or more security updates.


An update for samba is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Samba is an open source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.

The following packages have been upgraded to a later upstream version:
samba (4.8.3). (BZ#1558560)

Security Fix(es) :

* samba: Weak authentication protocol regression (CVE-2018-1139)

* samba: Insufficient input validation in libsmbclient (CVE-2018-10858)

* samba: NULL pointer dereference in printer server process (CVE-2018-1050)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank the Samba project for reporting CVE-2018-1050. The CVE-2018-1139 issue was discovered by Vivek Das (Red Hat).

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.


Update the affected samba packages.

See Also


Plugin Details

Severity: Medium

ID: 119691

File Name: centos_RHSA-2018-3056.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2018/12/17

Updated: 2018/12/17

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.5

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

CVSS v3.0

Base Score: 8.8

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:ctdb, p-cpe:/a:centos:centos:ctdb-tests, p-cpe:/a:centos:centos:libsmbclient, p-cpe:/a:centos:centos:libsmbclient-devel, p-cpe:/a:centos:centos:libwbclient, p-cpe:/a:centos:centos:libwbclient-devel, p-cpe:/a:centos:centos:samba, p-cpe:/a:centos:centos:samba-client, p-cpe:/a:centos:centos:samba-client-libs, p-cpe:/a:centos:centos:samba-common, p-cpe:/a:centos:centos:samba-common-libs, p-cpe:/a:centos:centos:samba-common-tools, p-cpe:/a:centos:centos:samba-dc, p-cpe:/a:centos:centos:samba-dc-libs, p-cpe:/a:centos:centos:samba-devel, p-cpe:/a:centos:centos:samba-krb5-printing, p-cpe:/a:centos:centos:samba-libs, p-cpe:/a:centos:centos:samba-pidl, p-cpe:/a:centos:centos:samba-python, p-cpe:/a:centos:centos:samba-python-test, p-cpe:/a:centos:centos:samba-test, p-cpe:/a:centos:centos:samba-test-libs, p-cpe:/a:centos:centos:samba-vfs-glusterfs, p-cpe:/a:centos:centos:samba-winbind, p-cpe:/a:centos:centos:samba-winbind-clients, p-cpe:/a:centos:centos:samba-winbind-krb5-locator, p-cpe:/a:centos:centos:samba-winbind-modules, cpe:/o:centos:centos:7

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list

Patch Publication Date: 2018/12/14

Reference Information

CVE: CVE-2018-1050, CVE-2018-10858, CVE-2018-1139

RHSA: 2018:3056