Vulnerabilities > CVE-2017-18594 - Double Free vulnerability in Nmap 7.70

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2019:2425-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(129158);
  script_version("1.2");
  script_cvs_date("Date: 2019/12/24");

  script_cve_id("CVE-2017-18594", "CVE-2018-15173");

  script_name(english:"SUSE SLED15 / SLES15 Security Update : nmap (SUSE-SU-2019:2425-1)");
  script_summary(english:"Checks rpm output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote SUSE host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update for nmap fixes the following issues :

Security issue fixed :

CVE-2017-18594: Fixed a denial of service condition due to a double
free when an SSH connection fails. (bsc#1148742)

Non-security issue fixed: Fixed a regression in the version scanner
caused, by the fix for CVE-2018-15173. (bsc#1135350)

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE 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://bugzilla.suse.com/show_bug.cgi?id=1135350"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1148742"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-18594/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-15173/"
  );
  # https://www.suse.com/support/update/announcement/2019/suse-su-20192425-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?e3c2901e"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"To install this SUSE Security Update use the SUSE recommended
installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Packagehub Subpackages 15:zypper in
-t patch SUSE-SLE-Module-Packagehub-Subpackages-15-2019-2425=1

SUSE Linux Enterprise Module for Open Buildservice Development Tools
15-SP1:zypper in -t patch
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-2425=1

SUSE Linux Enterprise Module for Open Buildservice Development Tools
15:zypper in -t patch
SUSE-SLE-Module-Development-Tools-OBS-15-2019-2425=1

SUSE Linux Enterprise Module for Basesystem 15-SP1:zypper in -t patch
SUSE-SLE-Module-Basesystem-15-SP1-2019-2425=1

SUSE Linux Enterprise Module for Basesystem 15:zypper in -t patch
SUSE-SLE-Module-Basesystem-15-2019-2425=1"
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncat");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncat-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ndiff");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nmap-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nmap-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nping");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nping-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:zenmap");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/08/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/09/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/09/23");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019 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/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)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
os_ver = os_ver[1];
if (! preg(pattern:"^(SLED15|SLES15)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED15 / SLES15", "SUSE " + os_ver);

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 " + os_ver, cpu);

sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES15" && (! preg(pattern:"^(0|1)$", string:sp))) audit(AUDIT_OS_NOT, "SLES15 SP0/1", os_ver + " SP" + sp);
if (os_ver == "SLED15" && (! preg(pattern:"^(0|1)$", string:sp))) audit(AUDIT_OS_NOT, "SLED15 SP0/1", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncat-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncat-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ndiff-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nping-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nping-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"zenmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nping-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nping-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncat-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncat-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ndiff-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nping-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nping-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"zenmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncat-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncat-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ndiff-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nping-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nping-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"zenmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nping-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nping-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncat-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncat-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ndiff-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-debugsource-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nping-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nping-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"zenmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-debuginfo-7.70-3.12.1")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"nmap-debugsource-7.70-3.12.1")) 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, "nmap");
}

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2019-2198.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(129397);
  script_version("1.2");
  script_cvs_date("Date: 2019/12/23");

  script_cve_id("CVE-2017-18594", "CVE-2018-15173");

  script_name(english:"openSUSE Security Update : nmap (openSUSE-2019-2198)");
  script_summary(english:"Check for the openSUSE-2019-2198 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 nmap fixes the following issues :

Security issue fixed :

  - CVE-2017-18594: Fixed a denial of service condition due
    to a double free when an SSH connection fails.
    (bsc#1148742)

Non-security issue fixed :

  - Fixed a regression in the version scanner caused, by the
    fix for CVE-2018-15173. (bsc#1135350)

This update was imported from the SUSE:SLE-15:Update update project."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1135350"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1148742"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected nmap packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ncat");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ncat-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ndiff");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nmap-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nmap-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nping");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nping-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:zenmap");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.0");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/08/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/09/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/09/27");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019 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\.0)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "15.0", 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 !~ "^(x86_64)$") audit(AUDIT_ARCH_NOT, "x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE15.0", reference:"ncat-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"ncat-debuginfo-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"ndiff-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"nmap-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"nmap-debuginfo-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"nmap-debugsource-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"nping-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"nping-debuginfo-7.70-lp150.2.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.0", reference:"zenmap-7.70-lp150.2.9.1") ) 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, "ncat / ncat-debuginfo / ndiff / nmap / nmap-debuginfo / etc");
}

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(131515);
  script_version("1.2");
  script_cvs_date("Date: 2019/12/10");

  script_cve_id(
    "CVE-2017-18594"
  );

  script_name(english:"EulerOS Virtualization for ARM 64 3.0.3.0 : nmap (EulerOS-SA-2019-2350)");
  script_summary(english:"Checks the rpm output for the updated package.");

  script_set_attribute(attribute:"synopsis", value:
"The remote EulerOS Virtualization for ARM 64 host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"According to the version of the nmap package installed, the EulerOS
Virtualization for ARM 64 installation on the remote host is affected
by the following vulnerability :

  - nse_libssh2.cc in Nmap 7.70 is subject to a denial of
    service condition due to a double free when an SSH
    connection fails, as demonstrated by a leading \n
    character to ssh-brute.nse or
    ssh-auth-methods.nse.(CVE-2017-18594)

Note that Tenable Network Security has extracted the preceding
description block directly from the EulerOS security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.");
  # https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2019-2350
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a349e612");
  script_set_attribute(attribute:"solution", value:
"Update the affected nmap package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"patch_publication_date", value:"2019/12/03");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/12/03");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:nmap-ncat");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:uvp:3.0.3.0");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Huawei Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/EulerOS/release", "Host/EulerOS/rpm-list", "Host/EulerOS/uvp_version");

  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/EulerOS/release");
if (isnull(release) || release !~ "^EulerOS") audit(AUDIT_OS_NOT, "EulerOS");
uvp = get_kb_item("Host/EulerOS/uvp_version");
if (uvp != "3.0.3.0") audit(AUDIT_OS_NOT, "EulerOS Virtualization 3.0.3.0");
if (!get_kb_item("Host/EulerOS/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "aarch64" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "EulerOS", cpu);
if ("aarch64" >!< cpu) audit(AUDIT_ARCH_NOT, "aarch64", cpu);

flag = 0;

pkgs = ["nmap-ncat-7.70-4.h1.eulerosv2r8"];

foreach (pkg in pkgs)
  if (rpm_check(release:"EulerOS-2.0", reference:pkg)) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_WARNING,
    extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "nmap");
}

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2019-2200.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(129399);
  script_version("1.2");
  script_cvs_date("Date: 2019/12/23");

  script_cve_id("CVE-2017-18594", "CVE-2018-15173");

  script_name(english:"openSUSE Security Update : nmap (openSUSE-2019-2200)");
  script_summary(english:"Check for the openSUSE-2019-2200 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 nmap fixes the following issues :

Security issue fixed :

  - CVE-2017-18594: Fixed a denial of service condition due
    to a double free when an SSH connection fails.
    (bsc#1148742)

Non-security issue fixed :

  - Fixed a regression in the version scanner caused, by the
    fix for CVE-2018-15173. (bsc#1135350)

This update was imported from the SUSE:SLE-15:Update update project."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1135350"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1148742"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected nmap packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ncat");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ncat-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ndiff");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nmap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nmap-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nmap-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nping");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nping-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:zenmap");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.1");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/08/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/09/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/09/27");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019 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 !~ "^(x86_64)$") audit(AUDIT_ARCH_NOT, "x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE15.1", reference:"ncat-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"ncat-debuginfo-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"ndiff-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"nmap-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"nmap-debuginfo-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"nmap-debugsource-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"nping-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"nping-debuginfo-7.70-lp151.3.9.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"zenmap-7.70-lp151.3.9.1") ) 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, "ncat / ncat-debuginfo / ndiff / nmap / nmap-debuginfo / etc");
}