CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
Percentile
49.0%
This update for xen fixes the following issues :
CVE-2020-29480: Fixed an issue which could have allowed leak of non-sensitive data to administrator guests (bsc#117949 XSA-115).
CVE-2020-29481: Fixed an issue which could have allowd to new domains to inherit existing node permissions (bsc#1179498 XSA-322).
CVE-2020-29483: Fixed an issue where guests could disturb domain cleanup (bsc#1179502 XSA-325).
CVE-2020-29484: Fixed an issue where guests could crash xenstored via watchs (bsc#1179501 XSA-324).
CVE-2020-29566: Fixed an undue recursion in x86 HVM context switch code (bsc#1179506 XSA-348).
CVE-2020-29570: Fixed an issue where FIFO event channels control block related ordering (bsc#1179514 XSA-358).
CVE-2020-29571: Fixed an issue where FIFO event channels control structure ordering (bsc#1179516 XSA-359).
Fixed an issue where dump-core shows missing nr_pages during core (bsc#1176782).
Multiple other bugs (bsc#1027519)
This update was imported from the SUSE:SLE-15-SP1:Update update project.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2020-2313.
#
# The text description of this plugin is (C) SUSE LLC.
#
include("compat.inc");
if (description)
{
script_id(145360);
script_version("1.2");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/07/12");
script_cve_id("CVE-2020-29480", "CVE-2020-29481", "CVE-2020-29483", "CVE-2020-29484", "CVE-2020-29566", "CVE-2020-29570", "CVE-2020-29571");
script_name(english:"openSUSE Security Update : xen (openSUSE-2020-2313)");
script_summary(english:"Check for the openSUSE-2020-2313 patch");
script_set_attribute(
attribute:"synopsis",
value:"The remote openSUSE host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"This update for xen fixes the following issues :
- CVE-2020-29480: Fixed an issue which could have allowed
leak of non-sensitive data to administrator guests
(bsc#117949 XSA-115).
- CVE-2020-29481: Fixed an issue which could have allowd
to new domains to inherit existing node permissions
(bsc#1179498 XSA-322).
- CVE-2020-29483: Fixed an issue where guests could
disturb domain cleanup (bsc#1179502 XSA-325).
- CVE-2020-29484: Fixed an issue where guests could crash
xenstored via watchs (bsc#1179501 XSA-324).
- CVE-2020-29566: Fixed an undue recursion in x86 HVM
context switch code (bsc#1179506 XSA-348).
- CVE-2020-29570: Fixed an issue where FIFO event channels
control block related ordering (bsc#1179514 XSA-358).
- CVE-2020-29571: Fixed an issue where FIFO event channels
control structure ordering (bsc#1179516 XSA-359).
- Fixed an issue where dump-core shows missing nr_pages
during core (bsc#1176782).
- Multiple other bugs (bsc#1027519)
This update was imported from the SUSE:SLE-15-SP1:Update update
project."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1027519"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1176782"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179496"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179498"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179501"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179502"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179506"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179514"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1179516"
);
script_set_attribute(attribute:"solution", value:"Update the affected xen packages.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-29481");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-debugsource");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-doc-html");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-libs-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-libs-32bit-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-libs-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-tools-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-tools-domU");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:xen-tools-domU-debuginfo");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.1");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/12/15");
script_set_attribute(attribute:"patch_publication_date", value:"2020/12/22");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/01/25");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"SuSE Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE15\.1)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "15.1", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE15.1", reference:"xen-debugsource-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"xen-devel-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"xen-libs-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"xen-libs-debuginfo-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"xen-tools-domU-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"xen-tools-domU-debuginfo-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", cpu:"x86_64", reference:"xen-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", cpu:"x86_64", reference:"xen-doc-html-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", cpu:"x86_64", reference:"xen-libs-32bit-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", cpu:"x86_64", reference:"xen-libs-32bit-debuginfo-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", cpu:"x86_64", reference:"xen-tools-4.12.4_06-lp151.2.36.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", cpu:"x86_64", reference:"xen-tools-debuginfo-4.12.4_06-lp151.2.36.1") ) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "xen / xen-debugsource / xen-devel / xen-doc-html / xen-libs / etc");
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29480
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29481
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29483
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29484
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29566
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29570
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29571
bugzilla.opensuse.org/show_bug.cgi?id=1027519
bugzilla.opensuse.org/show_bug.cgi?id=1176782
bugzilla.opensuse.org/show_bug.cgi?id=1179496
bugzilla.opensuse.org/show_bug.cgi?id=1179498
bugzilla.opensuse.org/show_bug.cgi?id=1179501
bugzilla.opensuse.org/show_bug.cgi?id=1179502
bugzilla.opensuse.org/show_bug.cgi?id=1179506
bugzilla.opensuse.org/show_bug.cgi?id=1179514
bugzilla.opensuse.org/show_bug.cgi?id=1179516
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
Percentile
49.0%