Amazon Linux AMI : php72 / php73 (ALAS-2020-1397)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2020-1397.
#

include('compat.inc');

if (description)
{
  script_id(138639);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/29");

  script_cve_id("CVE-2019-11048");
  script_xref(name:"ALAS", value:"2020-1397");

  script_name(english:"Amazon Linux AMI : php72 / php73 (ALAS-2020-1397)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux AMI host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"In PHP versions 7.2.x below 7.2.31, 7.3.x below 7.3.18 and 7.4.x below
7.4.6, when HTTP file uploads are allowed, supplying overly long
filenames or field names could lead PHP engine to try to allocate
oversized memory storage, hit the memory limit and stop processing the
request, without cleaning up temporary files created by upload
request. This potentially could lead to accumulation of uncleaned
temporary files exhausting the disk space on the target server.
(CVE-2019-11048)");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/ALAS-2020-1397.html");
  script_set_attribute(attribute:"solution", value:
"Run 'yum update php72' to update your system.

Run 'yum update php73' to update your system.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/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:N/I:N/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-11048");

  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:"2020/05/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/07/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/07/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-bcmath");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-cli");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-dba");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-dbg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-embedded");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-enchant");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-fpm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-gd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-gmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-imap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-intl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-json");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-ldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-mbstring");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-mysqlnd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-odbc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-opcache");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-pdo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-pdo-dblib");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-pgsql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-process");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-pspell");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-recode");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-snmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-soap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-tidy");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-xml");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php72-xmlrpc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-bcmath");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-cli");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-dba");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-dbg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-embedded");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-enchant");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-fpm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-gd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-gmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-imap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-intl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-json");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-ldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-mbstring");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-mysqlnd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-odbc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-opcache");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-pdo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-pdo-dblib");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-pgsql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-process");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-pspell");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-recode");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-snmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-soap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-tidy");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-xml");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:php73-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) 2020-2024 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:"php72-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-bcmath-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-cli-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-common-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-dba-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-dbg-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-debuginfo-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-devel-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-embedded-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-enchant-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-fpm-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-gd-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-gmp-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-imap-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-intl-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-json-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-ldap-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-mbstring-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-mysqlnd-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-odbc-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-opcache-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-pdo-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-pdo-dblib-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-pgsql-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-process-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-pspell-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-recode-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-snmp-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-soap-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-tidy-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-xml-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php72-xmlrpc-7.2.31-1.23.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-bcmath-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-cli-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-common-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-dba-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-dbg-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-debuginfo-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-devel-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-embedded-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-enchant-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-fpm-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-gd-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-gmp-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-imap-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-intl-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-json-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-ldap-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-mbstring-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-mysqlnd-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-odbc-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-opcache-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-pdo-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-pdo-dblib-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-pgsql-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-process-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-pspell-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-recode-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-snmp-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-soap-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-tidy-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-xml-7.3.19-1.26.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"php73-xmlrpc-7.3.19-1.26.amzn1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "php72 / php72-bcmath / php72-cli / php72-common / php72-dba / etc");
}