CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
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
High
EPSS
Percentile
65.1%
Moxa Multiple Products are prone to an authentication-bypass vulnerability.
# SPDX-FileCopyrightText: 2016 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
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.105823");
script_cve_id("CVE-2016-5804");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
script_version("2023-07-20T05:05:17+0000");
script_name("Moxa MGate Authentication Bypass Vulnerability");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/91777");
script_xref(name:"URL", value:"https://ics-cert.us-cert.gov/advisories/ICSA-16-196-02");
script_tag(name:"impact", value:"An attacker can exploit this issue to bypass the authentication
mechanism and perform unauthorized actions. This may lead to further attacks.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"solution", value:"Updates are available. Please see the references or vendor advisoryfor more information.");
script_tag(name:"summary", value:"Moxa Multiple Products are prone to an authentication-bypass vulnerability.");
script_tag(name:"affected", value:"The following products are affected:
MGate MB3180, versions prior to v1.8,
MGate MB3280, versions prior to v2.7,
MGate MB3480, versions prior to v2.6,
MGate MB3170, versions prior to v2.5,
MGate MB3270, versions prior to v2.7");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
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:"2021-07-16 15:08:00 +0000 (Fri, 16 Jul 2021)");
script_tag(name:"creation_date", value:"2016-07-25 14:23:53 +0200 (Mon, 25 Jul 2016)");
script_category(ACT_GATHER_INFO);
script_family("General");
script_copyright("Copyright (C) 2016 Greenbone AG");
script_dependencies("gb_moxa_mgate_consolidation.nasl");
script_mandatory_keys("moxa/mgate/detected");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
cpe_list = make_list("cpe:/o:moxa:mb3280_firmware",
"cpe:/o:moxa:mb3270_firmware",
"cpe:/o:moxa:mb3180_firmware",
"cpe:/o:moxa:mb3170_firmware",
"cpe:/o:moxa:mb3480_firmware");
if( ! infos = get_app_port_from_list( cpe_list:cpe_list ) )
exit( 0 );
cpe = infos["cpe"];
if( ! version = get_app_version( cpe:cpe, nofork:TRUE ) )
exit( 0 );
if( cpe == "cpe:/o:moxa:mb3280_firmware" || cpe == "cpe:/o:moxa:mb3270_firmware" ) fix = '2.7';
if( cpe == "cpe:/o:moxa:mb3180_firmware" ) fix = '1.8';
if( cpe == "cpe:/o:moxa:mb3170_firmware" ) fix = '2.5';
if( cpe == "cpe:/o:moxa:mb3480_firmware" ) fix = '2.6';
if( ! fix )
exit( 99 );
if( version_is_less( version:version, test_version:fix ) )
{
report = report_fixed_ver( installed_version:version, fixed_version:fix );
security_message( port:0, data:report );
exit( 0 );
}
exit( 99 );
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
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
High
EPSS
Percentile
65.1%