6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
0.025 Low
EPSS
Percentile
90.2%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
RedHat | 7 | s390x | samba-test-libs | < 4.8.3-4.el7 | samba-test-libs-4.8.3-4.el7.s390x.rpm |
RedHat | 7 | i686 | libwbclient | < 4.8.3-4.el7 | libwbclient-4.8.3-4.el7.i686.rpm |
RedHat | 7 | ppc64 | samba-client-libs | < 4.8.3-4.el7 | samba-client-libs-4.8.3-4.el7.ppc64.rpm |
RedHat | 7 | s390x | samba-winbind-clients | < 4.8.3-4.el7 | samba-winbind-clients-4.8.3-4.el7.s390x.rpm |
RedHat | 7 | s390x | samba-dc | < 4.8.3-4.el7 | samba-dc-4.8.3-4.el7.s390x.rpm |
RedHat | 7 | i686 | libwbclient-devel | < 4.8.3-4.el7 | libwbclient-devel-4.8.3-4.el7.i686.rpm |
RedHat | 7 | ppc64 | samba-devel | < 4.8.3-4.el7 | samba-devel-4.8.3-4.el7.ppc64.rpm |
RedHat | 7 | ppc64le | samba-winbind-modules | < 4.8.3-4.el7 | samba-winbind-modules-4.8.3-4.el7.ppc64le.rpm |
RedHat | 7 | s390x | samba-test | < 4.8.3-4.el7 | samba-test-4.8.3-4.el7.s390x.rpm |
RedHat | 7 | s390x | samba-client | < 4.8.3-4.el7 | samba-client-4.8.3-4.el7.s390x.rpm |
6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
0.025 Low
EPSS
Percentile
90.2%