Vulnerabilities > CVE-2018-17794 - NULL Pointer Dereference vulnerability in GNU Binutils 2.31

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


# The descriptive text and package checks in this plugin were
# extracted from VMware Security Advisory PHSA-2019-2.0-0119. The text
# itself is copyright (C) VMware, Inc.


include('compat.inc');

if (description)
{
  script_id(122027);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2019/02/07");

  script_cve_id(
    "CVE-2018-17794",
    "CVE-2018-18484",
    "CVE-2018-18605",
    "CVE-2018-18606",
    "CVE-2018-18607",
    "CVE-2018-18700",
    "CVE-2018-18701"
  );

  script_name(english:"Photon OS 2.0: Binutils PHSA-2019-2.0-0119");
  script_summary(english:"Checks the rpm output for the updated packages.");

  script_set_attribute(attribute:"synopsis", value:
"The remote PhotonOS host is missing multiple security updates.");
  script_set_attribute(attribute:"description", value:
"An update of the binutils package has been released.");
  script_set_attribute(attribute:"see_also", value:"https://github.com/vmware/photon/wiki/Security-Updates-2-119.md");
  script_set_attribute(attribute:"solution", value:
"Update the affected Linux packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/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:L/AC:L/PR:N/UI:R/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:"cvss_score_source", value:"CVE-2018-18605");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/01/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/02/07");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:vmware:photonos:binutils");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:vmware:photonos:2.0");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/PhotonOS/release", "Host/PhotonOS/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/PhotonOS/release");
if (isnull(release) || release !~ "^VMware Photon") audit(AUDIT_OS_NOT, "PhotonOS");
if (release !~ "^VMware Photon (?:Linux|OS) 2\.0(\D|$)") audit(AUDIT_OS_NOT, "PhotonOS 2.0");

if (!get_kb_item("Host/PhotonOS/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$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "PhotonOS", cpu);

flag = 0;

if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-debuginfo-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) flag++;
if (rpm_check(release:"PhotonOS-2.0", reference:"binutils-devel-2.31-2.ph2")) 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, "binutils");
}

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


# The descriptive text and package checks in this plugin were
# extracted from VMware Security Advisory PHSA-2019-1.0-0203. The text
# itself is copyright (C) VMware, Inc.


include('compat.inc');

if (description)
{
  script_id(122014);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2019/02/07");

  script_cve_id(
    "CVE-2018-17794",
    "CVE-2018-18484",
    "CVE-2018-18605",
    "CVE-2018-18606",
    "CVE-2018-18607"
  );

  script_name(english:"Photon OS 1.0: Binutils PHSA-2019-1.0-0203");
  script_summary(english:"Checks the rpm output for the updated packages.");

  script_set_attribute(attribute:"synopsis", value:
"The remote PhotonOS host is missing multiple security updates.");
  script_set_attribute(attribute:"description", value:
"An update of the binutils package has been released.");
  script_set_attribute(attribute:"see_also", value:"https://github.com/vmware/photon/wiki/Security-Updates-1.0-203.md");
  script_set_attribute(attribute:"solution", value:
"Update the affected Linux packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  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: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-2018-15686");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/01/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/02/07");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:vmware:photonos:binutils");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:vmware:photonos:1.0");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/PhotonOS/release", "Host/PhotonOS/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/PhotonOS/release");
if (isnull(release) || release !~ "^VMware Photon") audit(AUDIT_OS_NOT, "PhotonOS");
if (release !~ "^VMware Photon (?:Linux|OS) 1\.0(\D|$)") audit(AUDIT_OS_NOT, "PhotonOS 1.0");

if (!get_kb_item("Host/PhotonOS/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$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "PhotonOS", cpu);

flag = 0;

if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-debuginfo-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-debuginfo-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-debuginfo-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-debuginfo-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-debuginfo-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-devel-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-devel-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-devel-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-devel-2.31-2.ph1")) flag++;
if (rpm_check(release:"PhotonOS-1.0", reference:"binutils-devel-2.31-2.ph1")) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    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, "binutils");
}

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-4326-1. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

include("compat.inc");

if (description)
{
  script_id(135398);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/04/14");

  script_cve_id("CVE-2018-12641", "CVE-2018-12697", "CVE-2018-12698", "CVE-2018-12934", "CVE-2018-17794", "CVE-2018-17985", "CVE-2018-18483", "CVE-2018-18484", "CVE-2018-18700", "CVE-2018-18701", "CVE-2018-9138", "CVE-2019-14250", "CVE-2019-9070", "CVE-2019-9071");
  script_xref(name:"USN", value:"4326-1");

  script_name(english:"Ubuntu 16.04 LTS / 18.04 LTS : libiberty vulnerabilities (USN-4326-1)");
  script_summary(english:"Checks dpkg output for updated package.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Ubuntu host is missing a security-related patch."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"It was discovered that libiberty incorrectly handled parsing certain
binaries. If a user or automated system were tricked into processing a
specially crafted binary, a remote attacker could use this issue to
cause libiberty to crash, resulting in a denial of service, or
possibly execute arbitrary code.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu 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://usn.ubuntu.com/4326-1/"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected libiberty-dev package."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/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:N/UI:R/S:U/C:H/I:H/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:canonical:ubuntu_linux:libiberty-dev");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/03/30");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/04/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/04/10");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"Ubuntu Security Notice (C) 2020 Canonical, Inc. / NASL script (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Ubuntu Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("ubuntu.inc");
include("misc_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/Ubuntu/release");
if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu");
release = chomp(release);
if (! preg(pattern:"^(16\.04|18\.04)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 16.04 / 18.04", "Ubuntu " + release);
if ( ! get_kb_item("Host/Debian/dpkg-l") ) 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$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu);

flag = 0;

if (ubuntu_check(osver:"16.04", pkgname:"libiberty-dev", pkgver:"20160215-1ubuntu0.3")) flag++;
if (ubuntu_check(osver:"18.04", pkgname:"libiberty-dev", pkgver:"20170913-1ubuntu0.1")) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_WARNING,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "libiberty-dev");
}

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-4336-1. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

include("compat.inc");

if (description)
{
  script_id(135966);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/04/28");

  script_cve_id("CVE-2018-1000876", "CVE-2018-10372", "CVE-2018-10373", "CVE-2018-10534", "CVE-2018-10535", "CVE-2018-12641", "CVE-2018-12697", "CVE-2018-12698", "CVE-2018-12699", "CVE-2018-12700", "CVE-2018-12934", "CVE-2018-13033", "CVE-2018-17358", "CVE-2018-17359", "CVE-2018-17360", "CVE-2018-17794", "CVE-2018-17985", "CVE-2018-18309", "CVE-2018-18483", "CVE-2018-18484", "CVE-2018-18605", "CVE-2018-18606", "CVE-2018-18607", "CVE-2018-18700", "CVE-2018-18701", "CVE-2018-19931", "CVE-2018-19932", "CVE-2018-20002", "CVE-2018-20623", "CVE-2018-20651", "CVE-2018-20671", "CVE-2018-8945", "CVE-2018-9138", "CVE-2019-12972", "CVE-2019-14250", "CVE-2019-14444", "CVE-2019-17450", "CVE-2019-17451", "CVE-2019-9070", "CVE-2019-9071", "CVE-2019-9073", "CVE-2019-9074", "CVE-2019-9075", "CVE-2019-9077");
  script_xref(name:"USN", value:"4336-1");

  script_name(english:"Ubuntu 18.04 LTS : binutils vulnerabilities (USN-4336-1)");
  script_summary(english:"Checks dpkg output for updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Ubuntu host is missing one or more security-related
patches."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"It was discovered that GNU binutils contained a large number of
security issues. If a user or automated system were tricked into
processing a specially crafted file, a remote attacker could cause GNU
binutils to crash, resulting in a denial of service, or possibly
execute arbitrary code.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu 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://usn.ubuntu.com/4336-1/"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected binutils and / or binutils-multiarch packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:canonical:ubuntu_linux:binutils");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:binutils-multiarch");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/03/22");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/04/22");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/04/24");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"Ubuntu Security Notice (C) 2020 Canonical, Inc. / NASL script (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Ubuntu Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("ubuntu.inc");
include("misc_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/Ubuntu/release");
if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu");
release = chomp(release);
if (! preg(pattern:"^(18\.04)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 18.04", "Ubuntu " + release);
if ( ! get_kb_item("Host/Debian/dpkg-l") ) 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$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu);

flag = 0;

if (ubuntu_check(osver:"18.04", pkgname:"binutils", pkgver:"2.30-21ubuntu1~18.04.3")) flag++;
if (ubuntu_check(osver:"18.04", pkgname:"binutils-multiarch", pkgver:"2.30-21ubuntu1~18.04.3")) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "binutils / binutils-multiarch");
}