Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in denial of service, informations leaks or privilege escalation.
For Debian 8 ‘Jessie’, these problems have been fixed in version 4.4.4lts2-0+deb8u1.
We recommend that you upgrade your xen packages.
NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DLA-1549-1. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(118215);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2017-14316", "CVE-2017-14317", "CVE-2017-14319", "CVE-2017-15588", "CVE-2017-15589", "CVE-2017-15590", "CVE-2017-15597", "CVE-2017-17046", "CVE-2017-17563", "CVE-2017-17564", "CVE-2017-17565", "CVE-2017-17566", "CVE-2018-10471", "CVE-2018-10982");
script_name(english:"Debian DLA-1549-1 : xen security update");
script_summary(english:"Checks dpkg output for the updated packages.");
script_set_attribute(
attribute:"synopsis",
value:"The remote Debian host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"Multiple vulnerabilities have been discovered in the Xen hypervisor,
which could result in denial of service, informations leaks or
privilege escalation.
For Debian 8 'Jessie', these problems have been fixed in version
4.4.4lts2-0+deb8u1.
We recommend that you upgrade your xen packages.
NOTE: Tenable Network Security has extracted the preceding description
block directly from the DLA security advisory. Tenable has attempted
to automatically clean and format it as much as possible without
introducing additional issues."
);
script_set_attribute(
attribute:"see_also",
value:"https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/jessie/xen"
);
script_set_attribute(attribute:"solution", value:"Upgrade the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxen-4.4");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxen-dev");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxenstore3.0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-hypervisor-4.4-amd64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-hypervisor-4.4-arm64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-hypervisor-4.4-armhf");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-system-amd64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-system-arm64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-system-armhf");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-utils-4.4");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xen-utils-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xenstore-utils");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0");
script_set_attribute(attribute:"patch_publication_date", value:"2018/10/18");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/10/19");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2018-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Debian Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("debian_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (deb_check(release:"8.0", prefix:"libxen-4.4", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libxen-dev", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libxenstore3.0", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-hypervisor-4.4-amd64", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-hypervisor-4.4-arm64", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-hypervisor-4.4-armhf", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-system-amd64", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-system-arm64", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-system-armhf", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-utils-4.4", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xen-utils-common", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"xenstore-utils", reference:"4.4.4lts2-0+deb8u1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
debian | debian_linux | libxen-4.4 | p-cpe:/a:debian:debian_linux:libxen-4.4 |
debian | debian_linux | libxen-dev | p-cpe:/a:debian:debian_linux:libxen-dev |
debian | debian_linux | libxenstore3.0 | p-cpe:/a:debian:debian_linux:libxenstore3.0 |
debian | debian_linux | xen-hypervisor-4.4-amd64 | p-cpe:/a:debian:debian_linux:xen-hypervisor-4.4-amd64 |
debian | debian_linux | xen-hypervisor-4.4-arm64 | p-cpe:/a:debian:debian_linux:xen-hypervisor-4.4-arm64 |
debian | debian_linux | xen-hypervisor-4.4-armhf | p-cpe:/a:debian:debian_linux:xen-hypervisor-4.4-armhf |
debian | debian_linux | xen-system-amd64 | p-cpe:/a:debian:debian_linux:xen-system-amd64 |
debian | debian_linux | xen-system-arm64 | p-cpe:/a:debian:debian_linux:xen-system-arm64 |
debian | debian_linux | xen-system-armhf | p-cpe:/a:debian:debian_linux:xen-system-armhf |
debian | debian_linux | xen-utils-4.4 | p-cpe:/a:debian:debian_linux:xen-utils-4.4 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14316
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14317
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14319
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15588
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15589
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15590
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15597
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17046
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17563
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17564
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17565
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17566
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10471
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10982
lists.debian.org/debian-lts-announce/2018/10/msg00009.html
packages.debian.org/source/jessie/xen