CVE-2017-12151

A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 88%
Affected Products (NVD)
VendorProductVersion
sambasamba
𝑥
< 4.4.16
sambasamba
4.5.0 ≤
𝑥
< 4.5.14
sambasamba
4.6.0 ≤
𝑥
< 4.6.8
debiandebian_linux
8.0
debiandebian_linux
9.0
redhatenterprise_linux
7.0
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server_aus
7.4
redhatenterprise_linux_server_eus
7.4
redhatenterprise_linux_server_eus
7.5
redhatenterprise_linux_workstation
7.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
samba
bookworm
2:4.17.12+dfsg-0+deb12u1
fixed
bookworm (security)
2:4.17.12+dfsg-0+deb12u1
fixed
bullseye
2:4.13.13+dfsg-1~deb11u6
fixed
bullseye (security)
2:4.13.13+dfsg-1~deb11u6
fixed
sid
2:4.21.1+dfsg-2
fixed
trixie
2:4.21.1+dfsg-2
fixed
wheezy
not-affected
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
samba
trusty
Fixed 2:4.3.11+dfsg-0ubuntu0.14.04.12
released
xenial
Fixed 2:4.3.11+dfsg-0ubuntu0.16.04.11
released
zesty
Fixed 2:4.5.8+dfsg-0ubuntu0.17.04.7
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
ctdb
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
libdcerpc-atsvc0
suse enterprise sap 12 SP2
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.2.4-28.21.1
fixed
libdcerpc-binding0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libdcerpc-binding0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libdcerpc0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libdcerpc0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libgensec0
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
libgensec0-32bit
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
libndr-krb5pac0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr-krb5pac0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr-nbt0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr-nbt0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr-standard0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr-standard0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libndr0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libnetapi0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libnetapi0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libregistry0
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
libsamba-credentials0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-credentials0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-errors0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-errors0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-hostconfig0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-hostconfig0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-passdb0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-passdb0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-util0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamba-util0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamdb0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsamdb0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsmbclient-raw0
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
libsmbclient-raw0-32bit
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
libsmbclient0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsmbclient0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsmbconf0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsmbconf0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsmbldap0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libsmbldap0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libtevent-util0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libtevent-util0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libwbclient0
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
libwbclient0-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-32bit
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
samba-client
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-client-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-doc
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-libs
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-libs-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-winbind
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
samba-winbind-32bit
suse enterprise sap 12 SP2
4.4.2-38.11.2
fixed
suse enterprise server 12
4.2.4-18.44.2
fixed
suse enterprise server 12 SP1
4.2.4-28.21.1
fixed
suse enterprise server 12 SP2
4.4.2-38.11.2
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
ctdb
RHEL 7
0:4.6.2-11.el7_4
fixed
ctdb-tests
RHEL 7
0:4.6.2-11.el7_4
fixed
libsmbclient
RHEL 7
0:4.6.2-11.el7_4
fixed
libsmbclient-devel
RHEL 7
0:4.6.2-11.el7_4
fixed
libwbclient
RHEL 7
0:4.6.2-11.el7_4
fixed
libwbclient-devel
RHEL 7
0:4.6.2-11.el7_4
fixed
samba
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-client
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-client-libs
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-common
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-common-libs
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-common-tools
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-dc
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-dc-libs
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-devel
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-krb5-printing
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-libs
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-pidl
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-python
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-test
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-test-libs
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-vfs-glusterfs
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-winbind
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-winbind-clients
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-winbind-krb5-locator
RHEL 7
0:4.6.2-11.el7_4
fixed
samba-winbind-modules
RHEL 7
0:4.6.2-11.el7_4
fixed
Common Weakness Enumeration
References
http://www.securityfocus.com/bid/100917
http://www.securitytracker.com/id/1039401
https://access.redhat.com/errata/RHSA-2017:2790
https://access.redhat.com/errata/RHSA-2017:2858
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151
https://security.netapp.com/advisory/ntap-20170921-0001/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us
https://www.debian.org/security/2017/dsa-3983
https://www.samba.org/samba/security/CVE-2017-12151.html
http://www.securityfocus.com/bid/100917
http://www.securitytracker.com/id/1039401
https://access.redhat.com/errata/RHSA-2017:2790
https://access.redhat.com/errata/RHSA-2017:2858
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151
https://security.netapp.com/advisory/ntap-20170921-0001/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us
https://www.debian.org/security/2017/dsa-3983
https://www.samba.org/samba/security/CVE-2017-12151.html