Ubuntu 14.04 LTS : PHP vulnerabilities (USN-3196-1)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-3196-1. 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(97190);
  script_version("3.10");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/20");

  script_cve_id(
    "CVE-2014-9912",
    "CVE-2016-10158",
    "CVE-2016-10159",
    "CVE-2016-10160",
    "CVE-2016-10161",
    "CVE-2016-7478",
    "CVE-2016-7479",
    "CVE-2016-9137",
    "CVE-2016-9934",
    "CVE-2016-9935"
  );
  script_xref(name:"USN", value:"3196-1");

  script_name(english:"Ubuntu 14.04 LTS : PHP vulnerabilities (USN-3196-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"It was discovered that PHP incorrectly handled certain arguments to
the locale_get_display_name function. A remote attacker could use this
issue to cause PHP to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2014-9912)

It was discovered that PHP incorrectly handled certain invalid objects
when unserializing data. A remote attacker could use this issue to
cause PHP to hang, resulting in a denial of service. (CVE-2016-7478)

It was discovered that PHP incorrectly handled certain invalid objects
when unserializing data. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2016-7479)

It was discovered that PHP incorrectly handled certain invalid objects
when unserializing data. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service, or possibly
execute arbitrary code. This issue only applied to Ubuntu 14.04 LTS.
(CVE-2016-9137)

It was discovered that PHP incorrectly handled unserializing certain
wddxPacket XML documents. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service. (CVE-2016-9934)

It was discovered that PHP incorrectly handled unserializing certain
wddxPacket XML documents. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2016-9935)

It was discovered that PHP incorrectly handled certain EXIF data. A
remote attacker could use this issue to cause PHP to crash, resulting
in a denial of service. (CVE-2016-10158)

It was discovered that PHP incorrectly handled certain PHAR archives.
A remote attacker could use this issue to cause PHP to crash or
consume resources, resulting in a denial of service. (CVE-2016-10159)

It was discovered that PHP incorrectly handled certain PHAR archives.
A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2016-10160)

It was discovered that PHP incorrectly handled certain invalid objects
when unserializing data. A remote attacker could use this issue to
cause PHP to crash, resulting in a denial of service. (CVE-2016-10161).

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://ubuntu.com/security/notices/USN-3196-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected 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:POC/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:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-9935");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/01/04");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/02/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2017/02/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php5");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php5filter");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libphp5-embed");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php-pear");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-cgi");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-cli");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-curl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-enchant");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-fpm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-gd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-gmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-intl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-ldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-mysql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-mysqlnd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-odbc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-pgsql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-pspell");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-readline");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-recode");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-snmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-sqlite");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-sybase");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-tidy");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-xmlrpc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-xsl");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:14.04:-:lts");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"Ubuntu Security Notice (C) 2017-2023 Canonical, Inc. / NASL script (C) 2017-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}

include('debian_package.inc');

if ( ! get_kb_item('Host/local_checks_enabled') ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/Ubuntu/release');
if ( isnull(os_release) ) audit(AUDIT_OS_NOT, 'Ubuntu');
os_release = chomp(os_release);
if (! ('14.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 14.04', 'Ubuntu ' + os_release);
if ( ! get_kb_item('Host/Debian/dpkg-l') ) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Ubuntu', cpu);

var pkgs = [
    {'osver': '14.04', 'pkgname': 'libapache2-mod-php5', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'libapache2-mod-php5filter', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'libphp5-embed', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php-pear', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-cgi', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-cli', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-common', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-curl', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-dev', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-enchant', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-fpm', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-gd', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-gmp', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-intl', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-ldap', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-mysql', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-mysqlnd', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-odbc', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-pgsql', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-pspell', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-readline', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-recode', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-snmp', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-sqlite', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-sybase', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-tidy', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-xmlrpc', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'},
    {'osver': '14.04', 'pkgname': 'php5-xsl', 'pkgver': '5.5.9+dfsg-1ubuntu4.21'}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var osver = NULL;
  var pkgname = NULL;
  var pkgver = NULL;
  if (!empty_or_null(package_array['osver'])) osver = package_array['osver'];
  if (!empty_or_null(package_array['pkgname'])) pkgname = package_array['pkgname'];
  if (!empty_or_null(package_array['pkgver'])) pkgver = package_array['pkgver'];
  if (osver && pkgname && pkgver) {
    if (ubuntu_check(osver:osver, pkgname:pkgname, pkgver:pkgver)) flag++;
  }
}

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  var tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'libapache2-mod-php5 / libapache2-mod-php5filter / libphp5-embed / etc');
}