Ubuntu 10.04 LTS / 12.04 LTS / 12.10 / 13.04 / 13.10 : php5 vulnerabilities (USN-2055-1)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-2055-1. 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(71394);
  script_version("1.8");
  script_cvs_date("Date: 2019/09/19 12:54:29");

  script_cve_id("CVE-2013-6420", "CVE-2013-6712");
  script_bugtraq_id(64018, 64225);
  script_xref(name:"USN", value:"2055-1");

  script_name(english:"Ubuntu 10.04 LTS / 12.04 LTS / 12.10 / 13.04 / 13.10 : php5 vulnerabilities (USN-2055-1)");
  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:
"Stefan Esser discovered that PHP incorrectly parsed certificates. An
attacker could use a malformed certificate to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2013-6420)

It was discovered that PHP incorrectly handled DateInterval objects.
An attacker could use this issue to cause PHP to crash, resulting in a
denial of service. (CVE-2013-6712).

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/2055-1/"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Update the affected libapache2-mod-php5, php5-cgi and / or php5-cli
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_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  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:php5-cgi");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:php5-cli");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:10.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:12.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:12.10");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:13.04");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:13.10");

  script_set_attribute(attribute:"vuln_publication_date", value:"2013/11/27");
  script_set_attribute(attribute:"patch_publication_date", value:"2013/12/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/12/13");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"Ubuntu Security Notice (C) 2013-2019 Canonical, Inc. / NASL script (C) 2013-2019 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:"^(10\.04|12\.04|12\.10|13\.04|13\.10)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 10.04 / 12.04 / 12.10 / 13.04 / 13.10", "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:"10.04", pkgname:"libapache2-mod-php5", pkgver:"5.3.2-1ubuntu4.22")) flag++;
if (ubuntu_check(osver:"10.04", pkgname:"php5-cgi", pkgver:"5.3.2-1ubuntu4.22")) flag++;
if (ubuntu_check(osver:"10.04", pkgname:"php5-cli", pkgver:"5.3.2-1ubuntu4.22")) flag++;
if (ubuntu_check(osver:"12.04", pkgname:"libapache2-mod-php5", pkgver:"5.3.10-1ubuntu3.9")) flag++;
if (ubuntu_check(osver:"12.04", pkgname:"php5-cgi", pkgver:"5.3.10-1ubuntu3.9")) flag++;
if (ubuntu_check(osver:"12.04", pkgname:"php5-cli", pkgver:"5.3.10-1ubuntu3.9")) flag++;
if (ubuntu_check(osver:"12.10", pkgname:"libapache2-mod-php5", pkgver:"5.4.6-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"12.10", pkgname:"php5-cgi", pkgver:"5.4.6-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"12.10", pkgname:"php5-cli", pkgver:"5.4.6-1ubuntu1.5")) flag++;
if (ubuntu_check(osver:"13.04", pkgname:"libapache2-mod-php5", pkgver:"5.4.9-4ubuntu2.4")) flag++;
if (ubuntu_check(osver:"13.04", pkgname:"php5-cgi", pkgver:"5.4.9-4ubuntu2.4")) flag++;
if (ubuntu_check(osver:"13.04", pkgname:"php5-cli", pkgver:"5.4.9-4ubuntu2.4")) flag++;
if (ubuntu_check(osver:"13.10", pkgname:"libapache2-mod-php5", pkgver:"5.5.3+dfsg-1ubuntu2.1")) flag++;
if (ubuntu_check(osver:"13.10", pkgname:"php5-cgi", pkgver:"5.5.3+dfsg-1ubuntu2.1")) flag++;
if (ubuntu_check(osver:"13.10", pkgname:"php5-cli", pkgver:"5.5.3+dfsg-1ubuntu2.1")) 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, "libapache2-mod-php5 / php5-cgi / php5-cli");
}