9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.009 Low
EPSS
Percentile
83.0%
The remote host is missing an update for the
# Copyright (C) 2019 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("1.3.6.1.4.1.25623.1.0.852509");
script_version("2023-10-12T05:05:32+0000");
script_cve_id("CVE-2018-12126", "CVE-2018-12127", "CVE-2018-12130", "CVE-2018-20815",
"CVE-2019-11091");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_tag(name:"last_modification", value:"2023-10-12 05:05:32 +0000 (Thu, 12 Oct 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-07-02 23:15:00 +0000 (Tue, 02 Jul 2019)");
script_tag(name:"creation_date", value:"2019-05-21 02:01:17 +0000 (Tue, 21 May 2019)");
script_name("openSUSE: Security Advisory for xen (openSUSE-SU-2019:1419-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
script_family("SuSE Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap42\.3");
script_xref(name:"openSUSE-SU", value:"2019:1419-1");
script_xref(name:"URL", value:"https://lists.opensuse.org/opensuse-security-announce/2019-05/msg00045.html");
script_tag(name:"summary", value:"The remote host is missing an update for the 'xen'
package(s) announced via the openSUSE-SU-2019:1419-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"This update for xen fixes the following issues:
Four new speculative execution information leak issues have been
identified in Intel CPUs. (bsc#1111331)
- CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS)
- CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS)
- CVE-2018-12130: Microarchitectural Load Port Data Sampling (MLPDS)
- CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory
(MDSUM)
These updates contain the XEN Hypervisor adjustments, that additionally
also use CPU Microcode updates.
The mitigation can be controlled via the 'mds' commandline option, see the
documentation.
Security issue fixed:
- CVE-2018-20815: Fixed a heap buffer overflow while loading device tree
blob (bsc#1130680)
Other fixes:
- Added code to change LIBXL_HOTPLUG_TIMEOUT at runtime.
The included README has details about the impact of this change
(bsc#1120095)
This update was imported from the SUSE:SLE-12-SP3:Update update project.
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended
installation methods
like YaST online_update or 'zypper patch'.
Alternatively you can run the command listed for your product:
- openSUSE Leap 42.3:
zypper in -t patch openSUSE-2019-1419=1");
script_tag(name:"affected", value:"'xen' package(s) on openSUSE Leap 42.3.");
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 == "openSUSELeap42.3") {
if(!isnull(res = isrpmvuln(pkg:"xen-debugsource", rpm:"xen-debugsource~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-devel", rpm:"xen-devel~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-libs", rpm:"xen-libs~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-libs-debuginfo", rpm:"xen-libs-debuginfo~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-tools-domU", rpm:"xen-tools-domU~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-tools-domU-debuginfo", rpm:"xen-tools-domU-debuginfo~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen", rpm:"xen~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-doc-html", rpm:"xen-doc-html~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-libs-32bit", rpm:"xen-libs-32bit~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-libs-debuginfo-32bit", rpm:"xen-libs-debuginfo-32bit~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-tools", rpm:"xen-tools~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"xen-tools-debuginfo", rpm:"xen-tools-debuginfo~4.9.4_04~40.1", rls:"openSUSELeap42.3"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.009 Low
EPSS
Percentile
83.0%