Detections
Analytics
CentOS 7 : samba (CESA-2017:1950)
medium Nessus Plugin ID 102745
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Synopsis
The remote CentOS host is missing one or more security updates.Description
An update for samba is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link (s) in the References section.
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 (4.6.2). (BZ#1391954)
Security Fix(es) :
* A flaw was found in the way Samba handled dangling symlinks. An authenticated malicious Samba client could use this flaw to cause the smbd daemon to enter an infinite loop and use an excessive amount of CPU and memory. (CVE-2017-9461)
Additional Changes :
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.4 Release Notes linked from the References section.
Solution
Update the affected samba packages.See Also
Plugin Details
Severity: Medium
ID: 102745
File Name: centos_RHSA-2017-1950.nasl
Version: 3.8
Type: local
Agent: unix
Family: CentOS Local Security Checks
Published: 8/25/2017
Updated: 1/4/2021
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C
CVSS Score Source: CVE-2017-9461
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.7
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:centos:centos:ctdb, p-cpe:/a:centos:centos:ctdb-tests, p-cpe:/a:centos:centos:libsmbclient, p-cpe:/a:centos:centos:libsmbclient-devel, p-cpe:/a:centos:centos:libwbclient, p-cpe:/a:centos:centos:libwbclient-devel, p-cpe:/a:centos:centos:samba, p-cpe:/a:centos:centos:samba-client, p-cpe:/a:centos:centos:samba-client-libs, p-cpe:/a:centos:centos:samba-common, p-cpe:/a:centos:centos:samba-common-libs, p-cpe:/a:centos:centos:samba-common-tools, p-cpe:/a:centos:centos:samba-dc, p-cpe:/a:centos:centos:samba-dc-libs, p-cpe:/a:centos:centos:samba-devel, p-cpe:/a:centos:centos:samba-krb5-printing, p-cpe:/a:centos:centos:samba-libs, p-cpe:/a:centos:centos:samba-pidl, p-cpe:/a:centos:centos:samba-python, p-cpe:/a:centos:centos:samba-test, p-cpe:/a:centos:centos:samba-test-libs, p-cpe:/a:centos:centos:samba-vfs-glusterfs, p-cpe:/a:centos:centos:samba-winbind, p-cpe:/a:centos:centos:samba-winbind-clients, p-cpe:/a:centos:centos:samba-winbind-krb5-locator, p-cpe:/a:centos:centos:samba-winbind-modules, cpe:/o:centos:centos:7
Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 8/23/2017
Vulnerability Publication Date: 6/6/2017
Reference Information
CVE: CVE-2017-9461
RHSA: 2017:1950