openSUSE Security Update : ucode-intel (openSUSE-2018-266) (Spectre)

#%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-2018-266.
#
# The text description of this plugin is (C) SUSE LLC.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(108437);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");

  script_cve_id("CVE-2017-5715");
  script_xref(name:"IAVA", value:"2018-A-0020");

  script_name(english:"openSUSE Security Update : ucode-intel (openSUSE-2018-266) (Spectre)");
  script_summary(english:"Check for the openSUSE-2018-266 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 ucode-intel fixes the following issues :

The Intel CPU microcode version was updated to version 20180312.

This update enables the IBPB+IBRS based mitigations of the Spectre v2
flaws (boo#1085207 CVE-2017-5715)

  - New Platforms

  - BDX-DE EGW A0 6-56-5:10 e000009

  - SKX B1 6-55-3:97 1000140

  - Updates

  - SNB D2 6-2a-7:12 29->2d

  - JKT C1 6-2d-6:6d 619->61c

  - JKT C2 6-2d-7:6d 710->713

  - IVB E2 6-3a-9:12 1c->1f

  - IVT C0 6-3e-4:ed 428->42c

  - IVT D1 6-3e-7:ed 70d->713

  - HSW Cx/Dx 6-3c-3:32 22->24

  - HSW-ULT Cx/Dx 6-45-1:72 20->23

  - CRW Cx 6-46-1:32 17->19

  - HSX C0 6-3f-2:6f 3a->3c

  - HSX-EX E0 6-3f-4:80 0f->11

  - BDW-U/Y E/F 6-3d-4:c0 25->2a

  - BDW-H E/G 6-47-1:22 17->1d

  - BDX-DE V0/V1 6-56-2:10 0f->15

  - BDW-DE V2 6-56-3:10 700000d->7000012

  - BDW-DE Y0 6-56-4:10 f00000a->f000011

  - SKL-U/Y D0 6-4e-3:c0 ba->c2

  - SKL R0 6-5e-3:36 ba->c2

  - KBL-U/Y H0 6-8e-9:c0 62->84

  - KBL B0 6-9e-9:2a 5e->84

  - CFL D0 6-8e-a:c0 70->84

  - CFL U0 6-9e-a:22 70->84

  - CFL B0 6-9e-b:02 72->84

  - SKX H0 6-55-4:b7 2000035->2000043"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1085207"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected ucode-intel packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploited_by_malware", value:"true");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ucode-intel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ucode-intel-blob");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ucode-intel-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ucode-intel-debugsource");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:42.3");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/01/04");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/03/16");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/03/19");
  script_set_attribute(attribute:"in_the_news", value:"true");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  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:"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\.3)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "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:"SUSE42.3", reference:"ucode-intel-20180312-22.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"ucode-intel-blob-20180312-22.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"ucode-intel-debuginfo-20180312-22.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"ucode-intel-debugsource-20180312-22.1") ) 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, "ucode-intel / ucode-intel-blob / ucode-intel-debuginfo / etc");
}