SUSE update for samba

1) Improper access control

EUVDB-ID: #VU58098

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-2124

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to SMB1 client connections can be downgraded to plaintext authentication. A remote attacker can perform a man-in-the-middle attack and downgrade a negotiated SMB1 client connection and its capabitilities.

Mitigation

Update the affected package samba to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Availability: 12-SP3 - 12-SP4

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP3-BCL - 12-SP4-LTSS

SUSE OpenStack Cloud: 8 - 9

ctdb-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

ctdb: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-debugsource: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-doc: before 4.6.16+git.307.b3899d08cc6-3.64.2

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_high_availability:12-SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_availability:12-SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud_crowbar:9:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud_crowbar:8:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:12-SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:12-SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:hpe_helion_openstack:8:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP4-LTSS:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP3-LTSS:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP3-BCL:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud:9:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud:8:*:*:*:*:*:*:

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213746-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU58097

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-25717

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the Windows Active Directory (AD) domains have by default a feature to allow users to create computer accounts. A remote authenticated attacker can create such account with elevated privileges on the system.

Mitigation

Update the affected package samba to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Availability: 12-SP3 - 12-SP4

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP3-BCL - 12-SP4-LTSS

SUSE OpenStack Cloud: 8 - 9

ctdb-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

ctdb: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-winbind-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-libs-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-debugsource: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-client-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libwbclient0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libtevent-util0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbldap0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbconf0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsmbclient0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamdb0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-util0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-passdb0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-hostconfig0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-errors0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libsamba-credentials0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libnetapi0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-standard0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-nbt0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libndr-krb5pac0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0-debuginfo: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0-debuginfo-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0: before 4.6.16+git.307.b3899d08cc6-3.64.2

libdcerpc-binding0-32bit: before 4.6.16+git.307.b3899d08cc6-3.64.2

samba-doc: before 4.6.16+git.307.b3899d08cc6-3.64.2

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_high_availability:12-SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_high_availability:12-SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud_crowbar:9:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud_crowbar:8:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:12-SP4:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:12-SP3:*:*:*:*:*:*:
• cpe:2.3:o:suse:hpe_helion_openstack:8:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP4-LTSS:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP3-LTSS:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP3-BCL:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud:9:*:*:*:*:*:*:
• cpe:2.3:o:suse:suse_openstack_cloud:8:*:*:*:*:*:*:

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213746-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.