SUSE SLED15 / SLES15 Security Update : samba (SUSE-SU-2020:3081-1)

medium Nessus Plugin ID 143848

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Synopsis

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

Description

This update for samba fixes the following issues :

Update to samba 4.11.14

CVE-2020-14383: An authenticated user can crash the DCE/RPC DNS with easily crafted records (bsc#1177613).

CVE-2020-14323: Unprivileged user can crash winbind (bsc#1173994).

CVE-2020-14318: Missing permissions check in SMB1/2/3 ChangeNotify (bsc#1173902).

lib/util: Do not install /usr/bin/test_util

smbd: don't log success as error

idmap_ad does not deal properly with a RFC4511 section 4.4.1 response;

winbind: Fix a memleak

idmap_ad: Pass tldap debug messages on to DEBUG()

lib/replace: Move lib/replace/closefrom.c from ROKEN_HOSTCC_SOURCE to REPLACE_HOSTCC_SOURCE

ctdb disable/enable can fail due to race condition

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

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Python2 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Python2-15-SP2-2020-3081=1

SUSE Linux Enterprise Module for Basesystem 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-3081=1

SUSE Linux Enterprise High Availability 15-SP2 :

zypper in -t patch SUSE-SLE-Product-HA-15-SP2-2020-3081=1

Plugin Details

Severity: Medium

ID: 143848

File Name: suse_SU-2020-3081-1.nasl

Version: 1.3

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/9/2020

Updated: 1/13/2021

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: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2020-14318

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libsmbldap2-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-policy0-python3, p-cpe:/a:novell:suse_linux:libndr-standard0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libtevent-util0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsmbldap2-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libnetapi0, p-cpe:/a:novell:suse_linux:samba-client-debuginfo, p-cpe:/a:novell:suse_linux:libdcerpc-samr0, p-cpe:/a:novell:suse_linux:libsamba-errors0, p-cpe:/a:novell:suse_linux:libsamba-errors0-debuginfo, p-cpe:/a:novell:suse_linux:libndr0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libndr-nbt-devel, p-cpe:/a:novell:suse_linux:libsmbclient0-debuginfo, p-cpe:/a:novell:suse_linux:samba-python3-debuginfo, p-cpe:/a:novell:suse_linux:samba-libs, p-cpe:/a:novell:suse_linux:libndr-standard0, p-cpe:/a:novell:suse_linux:libndr-standard0-debuginfo, p-cpe:/a:novell:suse_linux:libwbclient0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-passdb0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libdcerpc0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-util-devel, p-cpe:/a:novell:suse_linux:libsmbconf0-debuginfo, p-cpe:/a:novell:suse_linux:libndr-krb5pac0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-util0, p-cpe:/a:novell:suse_linux:libsmbconf-devel, p-cpe:/a:novell:suse_linux:libtevent-util0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-credentials0-debuginfo, p-cpe:/a:novell:suse_linux:libdcerpc-samr0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-errors0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsmbclient-devel, p-cpe:/a:novell:suse_linux:samba-ceph, p-cpe:/a:novell:suse_linux:libwbclient0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:samba-libs-python3-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-credentials0, p-cpe:/a:novell:suse_linux:samba-winbind-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-hostconfig0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-credentials0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libdcerpc0, p-cpe:/a:novell:suse_linux:libsamdb0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-policy-python3-devel, p-cpe:/a:novell:suse_linux:libsmbconf0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-util0-debuginfo, p-cpe:/a:novell:suse_linux:samba-winbind, p-cpe:/a:novell:suse_linux:libsamba-hostconfig0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-errors-devel, p-cpe:/a:novell:suse_linux:libnetapi0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-credentials-devel, p-cpe:/a:novell:suse_linux:samba-client, p-cpe:/a:novell:suse_linux:samba-libs-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-hostconfig-devel, p-cpe:/a:novell:suse_linux:libsamba-passdb0, p-cpe:/a:novell:suse_linux:libsamdb-devel, p-cpe:/a:novell:suse_linux:libndr-nbt0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-policy-devel, p-cpe:/a:novell:suse_linux:libndr-nbt0, p-cpe:/a:novell:suse_linux:libndr-standard-devel, p-cpe:/a:novell:suse_linux:libsamba-hostconfig0, p-cpe:/a:novell:suse_linux:libwbclient0, p-cpe:/a:novell:suse_linux:libndr-nbt0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-passdb-devel, p-cpe:/a:novell:suse_linux:libsamba-util0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libdcerpc0-debuginfo, p-cpe:/a:novell:suse_linux:libdcerpc-binding0, p-cpe:/a:novell:suse_linux:libsmbldap-devel, p-cpe:/a:novell:suse_linux:samba, p-cpe:/a:novell:suse_linux:libdcerpc-binding0-debuginfo, p-cpe:/a:novell:suse_linux:samba-dsdb-modules-debuginfo, p-cpe:/a:novell:suse_linux:libndr-krb5pac0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:samba-ad-dc, p-cpe:/a:novell:suse_linux:libndr-devel, p-cpe:/a:novell:suse_linux:samba-python3, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:libnetapi0-debuginfo, p-cpe:/a:novell:suse_linux:libsamba-passdb0-debuginfo, p-cpe:/a:novell:suse_linux:libnetapi-devel, p-cpe:/a:novell:suse_linux:samba-ad-dc-debuginfo, p-cpe:/a:novell:suse_linux:libtevent-util0, p-cpe:/a:novell:suse_linux:libdcerpc-samr-devel, p-cpe:/a:novell:suse_linux:libndr0-debuginfo, p-cpe:/a:novell:suse_linux:libsmbldap2, p-cpe:/a:novell:suse_linux:libtevent-util-devel, p-cpe:/a:novell:suse_linux:samba-core-devel, p-cpe:/a:novell:suse_linux:samba-libs-debuginfo, p-cpe:/a:novell:suse_linux:libndr-krb5pac0, p-cpe:/a:novell:suse_linux:samba-debugsource, p-cpe:/a:novell:suse_linux:libndr-krb5pac-devel, p-cpe:/a:novell:suse_linux:samba-winbind-debuginfo, p-cpe:/a:novell:suse_linux:libsamdb0-debuginfo, p-cpe:/a:novell:suse_linux:samba-ceph-debuginfo, p-cpe:/a:novell:suse_linux:libsmbclient0, p-cpe:/a:novell:suse_linux:libsamdb0, p-cpe:/a:novell:suse_linux:libdcerpc-binding0-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libndr0, p-cpe:/a:novell:suse_linux:libsamba-policy0-python3-debuginfo, p-cpe:/a:novell:suse_linux:samba-libs-python3, p-cpe:/a:novell:suse_linux:libdcerpc-devel, p-cpe:/a:novell:suse_linux:samba-dsdb-modules, p-cpe:/a:novell:suse_linux:libsmbconf0, p-cpe:/a:novell:suse_linux:libwbclient-devel, p-cpe:/a:novell:suse_linux:samba-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/29/2020

Vulnerability Publication Date: 10/29/2020

Reference Information

CVE: CVE-2020-14318, CVE-2020-14323, CVE-2020-14383

Detections

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