The version of PHP installed on the remote host is prior to 8.1.8. It is, therefore, affected by a vulnerability as referenced in the Version 8.1.8 advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.
##
# (C) Tenable, Inc.
##
include('compat.inc');
if (description)
{
script_id(162844);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/18");
script_cve_id("CVE-2022-31627");
script_name(english:"PHP 8.1.x < 8.1.8");
script_set_attribute(attribute:"synopsis", value:
"The version PHP running on the remote web server is affected by a vulnerability.");
script_set_attribute(attribute:"description", value:
"The version of PHP installed on the remote host is prior to 8.1.8. It is, therefore, affected by a vulnerability as
referenced in the Version 8.1.8 advisory.
- In PHP versions 8.1.x below 8.1.8, when fileinfo functions, such as finfo_buffer, due to incorrect patch
applied to the third party code from libmagic, incorrect function may be used to free allocated memory,
which may lead to heap corruption. (CVE-2022-31627)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"http://bugs.php.net/81723");
script_set_attribute(attribute:"see_also", value:"http://php.net/ChangeLog-8.php#8.1.8");
script_set_attribute(attribute:"solution", value:
"Upgrade to PHP version 8.1.8 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/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:N/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-2022-31627");
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:"2022/07/07");
script_set_attribute(attribute:"patch_publication_date", value:"2022/07/07");
script_set_attribute(attribute:"plugin_publication_date", value:"2022/07/08");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:php:php");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CGI abuses");
script_copyright(english:"This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("php_version.nasl");
script_require_keys("www/PHP", "installed_sw/PHP");
script_require_ports("Services/www", 80);
exit(0);
}
include('vcf.inc');
include('http.inc');
var port = get_http_port(default:80, php:TRUE);
var app_info = vcf::get_app_info(app:'PHP', port:port, webapp:TRUE);
var backported = get_kb_item('www/php/' + port + '/' + app_info.version + '/backported');
if ((report_paranoia < 2) && backported)
audit(AUDIT_BACKPORT_SERVICE, port, 'PHP ' + app_info.version + ' install');
var constraints = [
{ 'min_version' : '8.1.0alpha1', 'fixed_version' : '8.1.8' }
];
vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);