RHEL 7 : samba (RHSA-2019:1966)

medium Nessus Plugin ID 127638

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:1966 advisory.

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.

Security Fix(es):

* samba: save registry file outside share as unprivileged user (CVE-2019-3880)

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

Bug Fix(es):

* The samba and CTDB packages have been upgraded to upstream version 4.9.8, which provide a number of bug fixes and enhancements over the previous release, including numerous changes to the CTDB configuration.
See the Solution section for a link to the Knowledge Base article to aid in migration. (BZ#1703030)

Users of Samba with Red Hat Gluster Storage are advised to upgrade to these updated packages.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?1a9923a1

https://access.redhat.com/errata/RHSA-2019:1966

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=1691518

https://bugzilla.redhat.com/show_bug.cgi?id=1703030

https://bugzilla.redhat.com/show_bug.cgi?id=1708290

https://bugzilla.redhat.com/show_bug.cgi?id=1720475

Plugin Details

Severity: Medium

ID: 127638

File Name: redhat-RHSA-2019-1966.nasl

Version: 1.9

Type: local

Agent: unix

Published: 8/12/2019

Updated: 11/6/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 2.5

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.1

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

CVSS Score Source: CVE-2019-3880

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:samba-krb5-printing, p-cpe:/a:redhat:enterprise_linux:samba-common, p-cpe:/a:redhat:enterprise_linux:samba-winbind-modules, p-cpe:/a:redhat:enterprise_linux:samba-client, p-cpe:/a:redhat:enterprise_linux:samba-client-libs, p-cpe:/a:redhat:enterprise_linux:samba-vfs-glusterfs, p-cpe:/a:redhat:enterprise_linux:samba-winbind-clients, p-cpe:/a:redhat:enterprise_linux:samba-libs, p-cpe:/a:redhat:enterprise_linux:pytalloc, p-cpe:/a:redhat:enterprise_linux:python-tevent, p-cpe:/a:redhat:enterprise_linux:libtevent, p-cpe:/a:redhat:enterprise_linux:samba-pidl, p-cpe:/a:redhat:enterprise_linux:samba-common-libs, p-cpe:/a:redhat:enterprise_linux:samba-dc-libs, p-cpe:/a:redhat:enterprise_linux:ctdb, p-cpe:/a:redhat:enterprise_linux:samba-winbind-krb5-locator, p-cpe:/a:redhat:enterprise_linux:tdb-tools, p-cpe:/a:redhat:enterprise_linux:pytalloc-devel, p-cpe:/a:redhat:enterprise_linux:libwbclient-devel, p-cpe:/a:redhat:enterprise_linux:python-tdb, p-cpe:/a:redhat:enterprise_linux:libtdb-devel, p-cpe:/a:redhat:enterprise_linux:samba-winbind, p-cpe:/a:redhat:enterprise_linux:libwbclient, p-cpe:/a:redhat:enterprise_linux:samba-devel, p-cpe:/a:redhat:enterprise_linux:libsmbclient, p-cpe:/a:redhat:enterprise_linux:libtdb, p-cpe:/a:redhat:enterprise_linux:samba-dc, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:libtalloc-devel, p-cpe:/a:redhat:enterprise_linux:samba, p-cpe:/a:redhat:enterprise_linux:libtevent-devel, p-cpe:/a:redhat:enterprise_linux:samba-common-tools, p-cpe:/a:redhat:enterprise_linux:samba-python, p-cpe:/a:redhat:enterprise_linux:libsmbclient-devel, p-cpe:/a:redhat:enterprise_linux:libtalloc

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/30/2019

Vulnerability Publication Date: 4/9/2019

Reference Information

CVE: CVE-2019-3880

CWE: 22

RHSA: 2019:1966