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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
68.2%
QNAP QTS is prone to multiple vulnerabilities.
# 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:/o:qnap:qts";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.112444");
script_version("2023-09-27T05:05:31+0000");
script_tag(name:"last_modification", value:"2023-09-27 05:05:31 +0000 (Wed, 27 Sep 2023)");
script_tag(name:"creation_date", value:"2018-11-29 10:00:00 +0100 (Thu, 29 Nov 2018)");
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:3.0/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:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"solution_type", value:"VendorFix");
script_cve_id("CVE-2018-14746", "CVE-2018-14747", "CVE-2018-14748", "CVE-2018-14749");
script_name("QNAP QTS < 4.2.6 build 20180829, 4.3.3 < build 20180810, 4.3.4 < build 20180810, 4.3.5 < build 20181110 Multiple Vulnerabilities");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_qnap_nas_http_detect.nasl");
script_mandatory_keys("qnap/nas/qts/detected");
script_tag(name:"summary", value:"QNAP QTS is prone to multiple vulnerabilities.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The following vulnerabilities exist:
- CVE-2018-14746: Command Injection which could allow remote attackers to run arbitrary commands on
the NAS
- CVE-2018-14747: NULL Pointer Dereference which could allow remote attackers to crash the NAS media
server
- CVE-2018-14748: Improper Authorization which could allow remote attackers to power off the NAS
- CVE-2018-14749: Buffer Overflow which could have unspecified impact on the NAS");
script_tag(name:"impact", value:"Successful exploitation would allow an attacker to run
arbitrary commands on the NAS, crash the NAS media server, power off the NAS or have
other unspecified impact on the NAS.");
script_tag(name:"affected", value:"QNAP QTS 4.2.6 build 20180829 and earlier versions,
4.3.3 build 20180829 and earlier versions and 4.3.4 build 20181008 and earlier versions
and 4.3.5 build 20181013 and earlier versions.");
script_tag(name:"solution", value:"Update to version 4.2.6 build 20181026, 4.3.3 build
20181029, 4.3.4 build 20181026 or 4.3.5 build 20181110 respectively.");
script_xref(name:"URL", value:"https://www.qnap.com/en/security-advisory/nas-201811-22");
exit(0);
}
include( "host_details.inc" );
include( "version_func.inc" );
if( ! version = get_app_version( cpe: CPE, nofork: TRUE ) )
exit(0);
build = get_kb_item( "qnap/nas/qts/build" );
if( version_is_less( version: version, test_version: "4.2.6" ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.2.6", fixed_build: "20181026" );
security_message( port: 0, data: report );
exit( 0 );
}
if( version_is_equal( version: version, test_version: "4.2.6" ) &&
( ! build || version_is_less( version: build, test_version: "20181026" ) ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.2.6", fixed_build: "20181026" );
security_message( port: 0, data: report );
exit( 0 );
}
if( version =~ "^4\.3" ) {
if( version_is_less( version: version, test_version: "4.3.3" ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.3.3", fixed_build: "20181029" );
security_message( port: 0, data: report );
exit( 0 );
}
if( version_is_equal( version: version, test_version: "4.3.3" ) &&
( ! build || version_is_less( version: build, test_version: "20181029" ) ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.3.3", fixed_build: "20181029" );
security_message( port: 0, data: report );
exit( 0 );
}
}
if( version =~ "^4\.3\.4" ) {
if( version_is_less( version: version, test_version: "4.3.4" ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.3.4", fixed_build: "20181026" );
security_message( port: 0, data: report );
exit( 0 );
}
if( version_is_equal( version: version, test_version: "4.3.4" ) &&
( ! build || version_is_less( version: build, test_version: "20181026" ) ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.3.4", fixed_build: "20181026" );
security_message( port: 0, data: report );
exit( 0 );
}
}
if( version =~ "^4\.3\.5" ) {
if( version_is_less( version: version, test_version: "4.3.5" ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.3.5", fixed_build: "20181110" );
security_message( port: 0, data: report );
exit( 0 );
}
if( version_is_equal( version: version, test_version: "4.3.5" ) &&
( ! build || version_is_less( version: build, test_version: "20181110" ) ) ) {
report = report_fixed_ver( installed_version: version, installed_build: build, fixed_version: "4.3.5", fixed_build: "20181110" );
security_message( port: 0, data: report );
exit( 0 );
}
}
exit( 99 );
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
68.2%