8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
7.7 High
AI Score
Confidence
High
8.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
NONE
AV:N/AC:L/Au:S/C:C/I:C/A:N
0.001 Low
EPSS
Percentile
48.7%
The remote host is missing an update for the
# Copyright (C) 2022 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.883628");
script_version("2022-02-28T03:03:56+0000");
script_cve_id("CVE-2016-2124", "CVE-2020-25717");
script_tag(name:"cvss_base", value:"8.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:N");
script_tag(name:"last_modification", value:"2022-02-28 03:03:56 +0000 (Mon, 28 Feb 2022)");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2022-02-25 17:26:00 +0000 (Fri, 25 Feb 2022)");
script_tag(name:"creation_date", value:"2022-01-11 13:40:38 +0000 (Tue, 11 Jan 2022)");
script_name("CentOS: Security Advisory for ctdb (CESA-2021:5192)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone Networks GmbH");
script_family("CentOS Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS7");
script_xref(name:"Advisory-ID", value:"CESA-2021:5192");
script_xref(name:"URL", value:"https://lists.centos.org/pipermail/centos-announce/2021-December/060978.html");
script_tag(name:"summary", value:"The remote host is missing an update for the 'ctdb'
package(s) announced via the CESA-2021:5192 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"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.
Security Fix(es):
* samba: Active Directory (AD) domain user could become root on domain
members (CVE-2020-25717)
* samba: SMB1 client connections can be downgraded to plaintext
authentication (CVE-2016-2124)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
Bug Fix(es):
* Backport IDL changes to harden Kerberos communication (BZ#2021428)");
script_tag(name:"affected", value:"'ctdb' package(s) on CentOS 7.");
script_tag(name:"solution", value:"Please install the updated package(s).");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"package");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-rpm.inc");
release = rpm_get_ssh_release();
if(!release)
exit(0);
res = "";
report = "";
if(release == "CentOS7") {
if(!isnull(res = isrpmvuln(pkg:"ctdb", rpm:"ctdb~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"ctdb-tests", rpm:"ctdb-tests~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libsmbclient", rpm:"libsmbclient~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libsmbclient-devel", rpm:"libsmbclient-devel~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libwbclient", rpm:"libwbclient~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libwbclient-devel", rpm:"libwbclient-devel~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba", rpm:"samba~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-client", rpm:"samba-client~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-client-libs", rpm:"samba-client-libs~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-common", rpm:"samba-common~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-common-libs", rpm:"samba-common-libs~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-common-tools", rpm:"samba-common-tools~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-dc", rpm:"samba-dc~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-dc-libs", rpm:"samba-dc-libs~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-devel", rpm:"samba-devel~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-krb5-printing", rpm:"samba-krb5-printing~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-libs", rpm:"samba-libs~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-pidl", rpm:"samba-pidl~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-python", rpm:"samba-python~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-python-test", rpm:"samba-python-test~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-test", rpm:"samba-test~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-test-libs", rpm:"samba-test-libs~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-vfs-glusterfs", rpm:"samba-vfs-glusterfs~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-winbind", rpm:"samba-winbind~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-winbind-clients", rpm:"samba-winbind-clients~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-winbind-krb5-locator", rpm:"samba-winbind-krb5-locator~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"samba-winbind-modules", rpm:"samba-winbind-modules~4.10.16~17.el7_9", rls:"CentOS7"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
7.7 High
AI Score
Confidence
High
8.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
NONE
AV:N/AC:L/Au:S/C:C/I:C/A:N
0.001 Low
EPSS
Percentile
48.7%