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
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
AI Score
Confidence
High
EPSS
Percentile
74.0%
The Backdoor in NUUO NVR is active.
# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.141487");
script_version("2023-07-20T05:05:18+0000");
script_tag(name:"last_modification", value:"2023-07-20 05:05:18 +0000 (Thu, 20 Jul 2023)");
script_tag(name:"creation_date", value:"2018-09-18 10:28:22 +0700 (Tue, 18 Sep 2018)");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");
script_cve_id("CVE-2018-1150");
script_tag(name:"qod_type", value:"remote_vul");
script_tag(name:"solution_type", value:"VendorFix");
script_name("NUUO NVR < 3.9.1 Backdoor Activated");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_nuuo_devices_web_detect.nasl");
script_mandatory_keys("nuuo/web/detected");
script_tag(name:"summary", value:"The Backdoor in NUUO NVR is active.");
script_tag(name:"insight", value:"If the file '/tmp/moses' is present on the device unauthenticated remote
attacker can list all of the non-admin users and change their passwords");
script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks if the backdoor is active.");
script_tag(name:"solution", value:"Update to version 3.9.1 (03.09.0001.0000) or later. Remove the file
'/tmp/moses' from the system. Recheck if malicious users have been added and change all passwords.");
script_xref(name:"URL", value:"https://www.nuuo.com/NewsDetail.php?id=0425");
script_xref(name:"URL", value:"https://www.tenable.com/security/research/tra-2018-25");
script_xref(name:"URL", value:"https://www.tenable.com/blog/tenable-research-advisory-peekaboo-critical-vulnerability-in-nuuo-network-video-recorder");
exit(0);
}
include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
if (!port = get_app_port(cpe: CPE))
exit(0);
if (!get_app_location(cpe: CPE, port: port, nofork: TRUE))
exit(0);
url = '/users_xml.php';
if (http_vuln_check(port: port, url: url, pattern: "<AccountInfo>", check_header: TRUE)) {
report = 'The backdoor seems to be activated since an unauthenticated request to ' +
http_report_vuln_url(port: port, url: url, url_only: TRUE) + ' returns information about all non-admin' +
' users.';
security_message(port: port, data: report);
exit(0);
}
exit(0);
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
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
AI Score
Confidence
High
EPSS
Percentile
74.0%