Amazon Linux AMI : php (ALAS-2013-262)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2013-262.
#

include("compat.inc");

if (description)
{
  script_id(71574);
  script_version("1.4");
  script_cvs_date("Date: 2018/04/18 15:09:35");

  script_cve_id("CVE-2013-6420");
  script_xref(name:"ALAS", value:"2013-262");

  script_name(english:"Amazon Linux AMI : php (ALAS-2013-262)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Amazon Linux AMI host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"The asn1_time_to_time_t function in ext/openssl/openssl.c in PHP
before 5.3.28, 5.4.x before 5.4.23, and 5.5.x before 5.5.7 does not
properly parse (1) notBefore and (2) notAfter timestamps in X.509
certificates, which allows remote attackers to execute arbitrary code
or cause a denial of service (memory corruption) via a crafted
certificate that is not properly handled by the openssl_x509_parse
function."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://alas.aws.amazon.com/ALAS-2013-262.html"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Run 'yum update php' to update your system."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-bcmath");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-cli");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-dba");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-embedded");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-enchant");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-fpm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-gd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-imap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-intl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-ldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-mbstring");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-mcrypt");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-mssql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-mysql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-mysqlnd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-odbc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-pdo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-pgsql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-process");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-pspell");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-recode");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-snmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-soap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-tidy");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-xml");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php-xmlrpc");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2013/12/17");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/12/23");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2018 Tenable Network Security, Inc.");
  script_family(english:"Amazon Linux Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/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/AmazonLinux/release");
if (isnull(release) || !strlen(release)) audit(AUDIT_OS_NOT, "Amazon Linux");
os_ver = pregmatch(pattern: "^AL(A|\d)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "A")
{
  if (os_ver == 'A') os_ver = 'AMI';
  audit(AUDIT_OS_NOT, "Amazon Linux AMI", "Amazon Linux " + os_ver);
}

if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (rpm_check(release:"ALA", reference:"php-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-bcmath-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-cli-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-common-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-dba-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-debuginfo-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-devel-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-embedded-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-enchant-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-fpm-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-gd-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-imap-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-intl-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-ldap-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mbstring-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mcrypt-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mssql-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mysql-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mysqlnd-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-odbc-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-pdo-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-pgsql-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-process-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-pspell-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-recode-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-snmp-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-soap-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-tidy-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-xml-5.3.28-1.2.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-xmlrpc-5.3.28-1.2.amzn1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "php / php-bcmath / php-cli / php-common / php-dba / php-debuginfo / etc");
}