SuSE 11.3 Security Update : shim (SAT Patch Number 9997)

2014-12-15T00:00:00
ID SUSE_11_SHIM-2014-11-20-141119.NASL
Type nessus
Reporter Tenable
Modified 2014-12-15T00:00:00

Description

shim has been updated to fix three security issues :

  • OOB read access when parsing DHCPv6 packets (remote DoS). (CVE-2014-3675)

  • Heap overflow when parsing IPv6 addresses provided by tftp:// DHCPv6 boot option (RCE). (CVE-2014-3676)

  • Memory corruption when processing user provided MOK lists. (CVE-2014-3677)

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from SuSE 11 update information. The text itself is
# copyright (C) Novell, Inc.
#

if (NASL_LEVEL < 3000) exit(0);

include("compat.inc");

if (description)
{
  script_id(80024);
  script_version("$Revision: 1.1 $");
  script_cvs_date("$Date: 2014/12/15 16:13:13 $");

  script_cve_id("CVE-2014-3675", "CVE-2014-3676", "CVE-2014-3677");

  script_name(english:"SuSE 11.3 Security Update : shim (SAT Patch Number 9997)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote SuSE 11 host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"shim has been updated to fix three security issues :

  - OOB read access when parsing DHCPv6 packets (remote
    DoS). (CVE-2014-3675)

  - Heap overflow when parsing IPv6 addresses provided by
    tftp:// DHCPv6 boot option (RCE). (CVE-2014-3676)

  - Memory corruption when processing user provided MOK
    lists. (CVE-2014-3677)"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=813448"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=863205"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=866690"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=875385"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=889332"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=889765"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://support.novell.com/security/cve/CVE-2014-3675.html"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://support.novell.com/security/cve/CVE-2014-3676.html"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://support.novell.com/security/cve/CVE-2014-3677.html"
  );
  script_set_attribute(attribute:"solution", value:"Apply SAT patch number 9997.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:gnu-efi");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:shim");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");

  script_set_attribute(attribute:"patch_publication_date", value:"2014/11/19");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/12/15");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2014 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/cpu", "Host/SuSE/release", "Host/SuSE/rpm-list");

  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)11") audit(AUDIT_OS_NOT, "SuSE 11");
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SuSE 11", cpu);

pl = get_kb_item("Host/SuSE/patchlevel");
if (isnull(pl) || int(pl) != 3) audit(AUDIT_OS_NOT, "SuSE 11.3");


flag = 0;
if (rpm_check(release:"SLED11", sp:3, cpu:"x86_64", reference:"shim-0.7.318.81ee561d-0.9.2")) flag++;
if (rpm_check(release:"SLES11", sp:3, cpu:"x86_64", reference:"gnu-efi-3.0u-0.7.2")) flag++;
if (rpm_check(release:"SLES11", sp:3, cpu:"x86_64", reference:"shim-0.7.318.81ee561d-0.9.2")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");