Linux Distros Unpatched Vulnerability : CVE-2016-4342

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

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  script_id(219636);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/08/18");

  script_cve_id("CVE-2016-4342");

  script_name(english:"Linux Distros Unpatched Vulnerability : CVE-2016-4342");

  script_set_attribute(attribute:"synopsis", value:
"The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be
patched.");
  script_set_attribute(attribute:"description", value:
"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied
patch available.

  - ext/phar/phar_object.c in PHP before 5.5.32, 5.6.x before 5.6.18, and 7.x before 7.0.3 mishandles zero-
    length uncompressed data, which allows remote attackers to cause a denial of service (heap memory
    corruption) or possibly have unspecified other impact via a crafted (1) TAR, (2) ZIP, or (3) PHAR archive.
    (CVE-2016-4342)

Note that Nessus relies on the presence of the package as reported by the vendor.");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-4342");
  script_set_attribute(attribute:"solution", value:
"There is no known solution at this time.");
  script_set_attribute(attribute:"agent", value:"unix");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:C");
  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:R/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-2016-4342");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"vendor_unpatched", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/04/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/03/04");

  script_set_attribute(attribute:"plugin_type", value:"local");
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  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:php-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:php-embedded");
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  script_copyright(english:"This script is Copyright (C) 2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("set_linux_os_id.nasl", "ssh_get_info2.nasl");
  script_require_keys("Host/OS/identifier", "Host/cpu", "Host/local_checks_enabled", "global_settings/vendor_unpatched");
  script_require_ports("Host/OS/CentOS Linux-7", "Host/OS/Red Hat Enterprise Linux-5", "Host/OS/Red Hat Enterprise Linux-6", "Host/OS/Red Hat Enterprise Linux-7");

  exit(0);
}

if (!get_kb_item("global_settings/vendor_unpatched")) exit(0, "Unpatched Vulnerabilities Detection not active.");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (empty_or_null(get_one_kb_item("Host/CentOS/rpm-list")) && empty_or_null(get_one_kb_item("Host/RedHat/rpm-list"))) audit(AUDIT_PACKAGE_LIST_MISSING);

include('linux_unpatched.inc');

var distro_constraints_array = {
  "Red Hat Enterprise Linux-5": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "5",
        "pkgs": [
          {"reference": "php53"}
        ]
      }
    ]
  },
  "Red Hat Enterprise Linux-6": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "6",
        "pkgs": [
          {"reference": "php"},
          {"reference": "php-bcmath"},
          {"reference": "php-cli"},
          {"reference": "php-common"},
          {"reference": "php-dba"},
          {"reference": "php-devel"},
          {"reference": "php-embedded"},
          {"reference": "php-enchant"},
          {"reference": "php-fpm"},
          {"reference": "php-gd"},
          {"reference": "php-imap"},
          {"reference": "php-intl"},
          {"reference": "php-ldap"},
          {"reference": "php-mbstring"},
          {"reference": "php-mysql"},
          {"reference": "php-odbc"},
          {"reference": "php-pdo"},
          {"reference": "php-pgsql"},
          {"reference": "php-process"},
          {"reference": "php-pspell"},
          {"reference": "php-recode"},
          {"reference": "php-snmp"},
          {"reference": "php-soap"},
          {"reference": "php-tidy"},
          {"reference": "php-xml"},
          {"reference": "php-xmlrpc"},
          {"reference": "php-zts"}
        ]
      }
    ]
  },
  "CentOS Linux-7": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "7",
        "pkgs": [
          {"reference": "php"},
          {"reference": "php-bcmath"},
          {"reference": "php-cli"},
          {"reference": "php-common"},
          {"reference": "php-dba"},
          {"reference": "php-devel"},
          {"reference": "php-embedded"},
          {"reference": "php-enchant"},
          {"reference": "php-fpm"},
          {"reference": "php-gd"},
          {"reference": "php-intl"},
          {"reference": "php-ldap"},
          {"reference": "php-mbstring"},
          {"reference": "php-mysql"},
          {"reference": "php-mysqlnd"},
          {"reference": "php-odbc"},
          {"reference": "php-pdo"},
          {"reference": "php-pgsql"},
          {"reference": "php-process"},
          {"reference": "php-pspell"},
          {"reference": "php-recode"},
          {"reference": "php-snmp"},
          {"reference": "php-soap"},
          {"reference": "php-xml"},
          {"reference": "php-xmlrpc"}
        ]
      }
    ]
  },
  "Red Hat Enterprise Linux-7": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "7",
        "pkgs": [
          {"reference": "php"},
          {"reference": "php-bcmath"},
          {"reference": "php-cli"},
          {"reference": "php-common"},
          {"reference": "php-dba"},
          {"reference": "php-devel"},
          {"reference": "php-embedded"},
          {"reference": "php-enchant"},
          {"reference": "php-fpm"},
          {"reference": "php-gd"},
          {"reference": "php-intl"},
          {"reference": "php-ldap"},
          {"reference": "php-mbstring"},
          {"reference": "php-mysql"},
          {"reference": "php-mysqlnd"},
          {"reference": "php-odbc"},
          {"reference": "php-pdo"},
          {"reference": "php-pgsql"},
          {"reference": "php-process"},
          {"reference": "php-pspell"},
          {"reference": "php-recode"},
          {"reference": "php-snmp"},
          {"reference": "php-soap"},
          {"reference": "php-xml"},
          {"reference": "php-xmlrpc"}
        ]
      }
    ]
  }
};

var distro_constraints_values = linux_unpatched::get_distro_constraints(distro_constraints_arr:distro_constraints_array);
if (empty_or_null(distro_constraints_values)) audit(AUDIT_HOST_NOT, 'affected');
var report = linux_unpatched::check_unpatched_constraints(distro_constraints_values:distro_constraints_values);

if (!empty_or_null(report))
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : report
  );
  exit(0);
}
else
{
  audit(AUDIT_HOST_NOT, 'affected');
}