Amazon Linux AMI : php (ALAS-2012-77)

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2012-77.
#

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

if (description)
{
  script_id(69684);
  script_version("1.10");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/03/28");

  script_cve_id("CVE-2012-1823");
  script_xref(name:"ALAS", value:"2012-77");
  script_xref(name:"RHSA", value:"2012:0546");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2022/04/15");

  script_name(english:"Amazon Linux AMI : php (ALAS-2012-77)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux AMI host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"A flaw was found in the way the php-cgi executable processed command
line arguments when running in CGI mode. A remote attacker could send
a specially crafted request to a PHP script that would result in the
query string being parsed by php-cgi as command line options and
arguments. This could lead to the disclosure of the script's source
code or arbitrary code execution with the privileges of the PHP
interpreter. (CVE-2012-1823)");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/ALAS-2012-77.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:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'PHP CGI Argument Injection');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
  script_set_attribute(attribute:"canvas_package", value:"CANVAS");

  script_set_attribute(attribute:"vuln_publication_date", value:"2012/05/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/09/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/09/04");

  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-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:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2013-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");

  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-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-bcmath-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-cli-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-common-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-dba-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-debuginfo-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-devel-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-embedded-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-fpm-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-gd-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-imap-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-intl-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-ldap-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mbstring-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mcrypt-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mssql-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mysql-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-mysqlnd-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-odbc-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-pdo-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-pgsql-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-process-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-pspell-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-recode-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-snmp-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-soap-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-tidy-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-xml-5.3.13-1.20.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php-xmlrpc-5.3.13-1.20.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");
}