CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
5.1%
This update for tboot fixes the following issues :
Security issues fixed :
CVE-2017-16837: Fix tbootfailed to validate a number of immutable function pointers, which could allow an attacker to bypass the chain of trust and execute arbitrary code (boo#1068390).
Make tboot package compatible with OpenSSL 1.1.0 for SLE-15 support (boo#1067229).
Bug fixes :
Update to new upstream version. See release notes for details (1.9.6; 1.9.5, FATE#321510; 1.9.4, FATE#320665;
1.8.3, FATE#318542) :
https://sourceforge.net/p/tboot/code/ci/default/tree/CHANGELOG
Fix some gcc7 warnings that lead to errors.
(boo#1041264)
Fix wrong pvops kernel config matching (boo#981948)
Fix a excessive stack usage pattern that could lead to resets/crashes (boo#967441)
fixes a boot issue on Skylake (boo#964408)
Trim filler words from description; use modern macros over shell vars.
Add reproducible.patch to call gzip -n to make build fully reproducible.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2017-1308.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(104771);
script_version("3.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2017-16837");
script_name(english:"openSUSE Security Update : tboot (openSUSE-2017-1308)");
script_summary(english:"Check for the openSUSE-2017-1308 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 tboot fixes the following issues :
Security issues fixed :
- CVE-2017-16837: Fix tbootfailed to validate a number of
immutable function pointers, which could allow an
attacker to bypass the chain of trust and execute
arbitrary code (boo#1068390).
- Make tboot package compatible with OpenSSL 1.1.0 for
SLE-15 support (boo#1067229).
Bug fixes :
- Update to new upstream version. See release notes for
details (1.9.6; 1.9.5, FATE#321510; 1.9.4, FATE#320665;
1.8.3, FATE#318542) :
- https://sourceforge.net/p/tboot/code/ci/default/tree/CHANGELOG
- Fix some gcc7 warnings that lead to errors.
(boo#1041264)
- Fix wrong pvops kernel config matching (boo#981948)
- Fix a excessive stack usage pattern that could lead to
resets/crashes (boo#967441)
- fixes a boot issue on Skylake (boo#964408)
- Trim filler words from description; use modern macros
over shell vars.
- Add reproducible.patch to call gzip -n to make build
fully reproducible."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1041264"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1067229"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1068390"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=964408"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=967441"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=981948"
);
script_set_attribute(
attribute:"see_also",
value:"https://sourceforge.net/p/tboot/code/ci/default/tree/CHANGELOG"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected tboot packages."
);
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:tboot");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:tboot-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:tboot-debugsource");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:42.2");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:42.3");
script_set_attribute(attribute:"patch_publication_date", value:"2017/11/25");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/11/27");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 Tenable Network Security, Inc.");
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 !~ "^(SUSE42\.2|SUSE42\.3)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "42.2 / 42.3", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE42.2", reference:"tboot-20170711_1.9.6-4.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.2", reference:"tboot-debuginfo-20170711_1.9.6-4.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.2", reference:"tboot-debugsource-20170711_1.9.6-4.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"tboot-20170711_1.9.6-7.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"tboot-debuginfo-20170711_1.9.6-7.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"tboot-debugsource-20170711_1.9.6-7.1") ) 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, "tboot / tboot-debuginfo / tboot-debugsource");
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16837
bugzilla.opensuse.org/show_bug.cgi?id=1041264
bugzilla.opensuse.org/show_bug.cgi?id=1067229
bugzilla.opensuse.org/show_bug.cgi?id=1068390
bugzilla.opensuse.org/show_bug.cgi?id=964408
bugzilla.opensuse.org/show_bug.cgi?id=967441
bugzilla.opensuse.org/show_bug.cgi?id=981948
sourceforge.net/p/tboot/code/ci/default/tree/CHANGELOG
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
5.1%