Ubuntu 14.04 LTS : PHP vulnerabilities (USN-2501-1)

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-2501-1. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

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

if (description)
{
  script_id(81399);
  script_version("1.22");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/20");

  script_cve_id(
    "CVE-2014-8142",
    "CVE-2014-9427",
    "CVE-2014-9652",
    "CVE-2015-0231",
    "CVE-2015-0232",
    "CVE-2015-1351",
    "CVE-2015-1352"
  );
  script_bugtraq_id(
    71791,
    71833,
    71929,
    71932,
    72505,
    72539,
    72541
  );
  script_xref(name:"USN", value:"2501-1");

  script_name(english:"Ubuntu 14.04 LTS : PHP vulnerabilities (USN-2501-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"Stefan Esser discovered that PHP incorrectly handled unserializing
objects. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2014-8142, CVE-2015-0231)

Brian Carpenter discovered that the PHP CGI component incorrectly
handled invalid files. A local attacker could use this issue to obtain
sensitive information, or possibly execute arbitrary code. This issue
only affected Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2014-9427)

It was discovered that PHP incorrectly handled certain pascal strings
in the fileinfo extension. A remote attacker could possibly use this
issue to cause PHP to crash, resulting in a denial of service. This
issue only affected Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2014-9652)

Alex Eubanks discovered that PHP incorrectly handled EXIF data in JPEG
images. 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 affected Ubuntu 14.04 LTS and Ubuntu 14.10.
(CVE-2015-0232)

It was discovered that the PHP opcache component incorrectly handled
memory. A remote attacker could possibly use this issue to cause PHP
to crash, resulting in a denial of service, or possibly execute
arbitrary code. This issue only affected Ubuntu 14.04 LTS and Ubuntu
14.10. (CVE-2015-1351)

It was discovered that the PHP PostgreSQL database extension
incorrectly handled certain pointers. A remote attacker could possibly
use this issue to cause PHP to crash, resulting in a denial of
service, or possibly execute arbitrary code. This issue only affected
Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2015-1352).

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-2501-1");
  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-2015-1351");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2015-0232");

  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:"2014/12/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2015/02/17");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/02/18");

  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) 2015-2020 Canonical, Inc. / NASL script (C) 2015-2019 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-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'libapache2-mod-php5filter', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'libphp5-embed', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php-pear', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-cgi', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-cli', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-common', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-curl', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-dev', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-enchant', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-fpm', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-gd', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-gmp', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-intl', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-ldap', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-mysql', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-mysqlnd', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-odbc', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-pgsql', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-pspell', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-readline', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-recode', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-snmp', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-sqlite', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-sybase', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-tidy', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-xmlrpc', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'},
    {'osver': '14.04', 'pkgname': 'php5-xsl', 'pkgver': '5.5.9+dfsg-1ubuntu4.6'}
];

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');
}