10 High
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
9.8 High
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
8.8 High
AI Score
Confidence
High
0.017 Low
EPSS
Percentile
87.8%
NUUO NVRmini 2 devices are prone to a remote code execution
(RCE) vulnerability.
# SPDX-FileCopyrightText: 2022 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:/a:nuuo:nuuo";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.147455");
script_version("2024-04-03T05:05:20+0000");
script_tag(name:"last_modification", value:"2024-04-03 05:05:20 +0000 (Wed, 03 Apr 2024)");
script_tag(name:"creation_date", value:"2022-01-18 05:19:54 +0000 (Tue, 18 Jan 2022)");
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:"2022-01-21 18:51:00 +0000 (Fri, 21 Jan 2022)");
script_cve_id("CVE-2011-5325", "CVE-2022-23227");
script_tag(name:"qod_type", value:"remote_vul");
script_tag(name:"solution_type", value:"WillNotFix");
script_name("NUUO NVRmini 2 <= 03.11.0000.0016 RCE Vulnerability - Active Check");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_nuuo_devices_web_detect.nasl");
script_mandatory_keys("nuuo/web/detected");
script_require_ports("Services/www", 80);
script_tag(name:"summary", value:"NUUO NVRmini 2 devices are prone to a remote code execution
(RCE) vulnerability.");
script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");
script_tag(name:"insight", value:"NUUO NVRmini 2 allows an unauthenticated attacker to upload an
encrypted TAR archive, which can be abused to add arbitrary users because of the lack of
handle_import_user.php authentication. When combined with another flaw (CVE-2011-5325), it is
possible to overwrite arbitrary files under the web root and achieve code execution as root.");
script_tag(name:"affected", value:"NUUO NVRmini 2 devices in version 03.11.0000.0016 and prior are
known to be affected.");
script_tag(name:"solution", value:"No known solution was made available for at least one year
since the disclosure of this vulnerability. Likely none will be provided anymore. General solution
options are to upgrade to a newer release, disable respective features, remove the product or
replace the product by another one.");
script_xref(name:"URL", value:"https://github.com/pedrib/PoC/blob/master/advisories/NUUO/nuuo_nvrmini_round2.mkd");
exit(0);
}
include("host_details.inc");
include("http_func.inc");
include("http_keepalive.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 = "/handle_import_user.php";
if (http_vuln_check(port: port, url: url, pattern: "There was an error uploading the file",
check_header: TRUE)) {
report = "It was possible to access " + http_report_vuln_url(port: port, url: url, url_only: TRUE) +
" without authentication.";
security_message(port: port, data: report);
exit(0);
}
exit(0);
10 High
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
9.8 High
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
8.8 High
AI Score
Confidence
High
0.017 Low
EPSS
Percentile
87.8%