CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
82.8%
According to its banner, the version of PHP running on the remote web server is 7.2.x prior to 7.2.8. It is, therefore, affected by a Use-After-Free Arbitrary Code Execution Vulnerability.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(111216);
script_version("1.10");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/09/03");
script_cve_id(
"CVE-2018-12882",
"CVE-2018-14851",
"CVE-2018-14883",
"CVE-2018-15132"
);
script_bugtraq_id(104551);
script_xref(name:"IAVA", value:"2024-A-0330");
script_name(english:"PHP 7.2.x < 7.2.8 Use After Free Arbitrary Code Execution in EXIF");
script_set_attribute(attribute:"synopsis", value:
"The version of PHP running on the remote web server is affected by
a Use-After-Free Arbitrary Code Execution Vulnerability.");
script_set_attribute(attribute:"description", value:
"According to its banner, the version of PHP running on the remote web
server is 7.2.x prior to 7.2.8. It is, therefore, affected by
a Use-After-Free Arbitrary Code Execution Vulnerability.");
script_set_attribute(attribute:"see_also", value:"http://php.net/ChangeLog-7.php#7.2.8");
script_set_attribute(attribute:"solution", value:
"Upgrade to PHP version 7.2.8 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/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: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-2018-12882");
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:"2018/06/03");
script_set_attribute(attribute:"patch_publication_date", value:"2018/07/19");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/07/20");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:php:php");
script_set_attribute(attribute:"stig_severity", value:"I");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_set_attribute(attribute:"enable_cgi_scanning", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CGI abuses");
script_copyright(english:"This script is Copyright (C) 2018-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("php_version.nasl");
script_require_keys("www/PHP");
script_exclude_keys("Settings/disable_cgi_scanning");
script_require_ports("Services/www", 80);
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
include("webapp_func.inc");
port = get_http_port(default:80, php:TRUE);
php = get_php_from_kb(
port : port,
exit_on_fail : TRUE
);
version = php["ver"];
source = php["src"];
backported = get_kb_item('www/php/'+port+'/'+version+'/backported');
if (report_paranoia < 2 && backported)
audit(AUDIT_BACKPORT_SERVICE, port, "PHP "+version+" install");
# Check that it is the correct version of PHP
if (version =~ "^7(\.2)?$") audit(AUDIT_VER_NOT_GRANULAR, "PHP", port, version);
if (version !~ "^7\.2\.") audit(AUDIT_NOT_DETECT, "PHP version 7.2.x", port);
fix = "7.2.8";
if (ver_compare(ver:version, fix:fix, strict:FALSE) < 0)
{
report =
'\n Version source : ' + source +
'\n Installed version : ' + version +
'\n Fixed version : ' + fix +
'\n';
security_report_v4(port:port, extra:report, severity:SECURITY_HOLE);
}
else audit(AUDIT_LISTEN_NOT_VULN, "PHP", port, version);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
82.8%