5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.8 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
67.9%
Nagios Core is prone to multiple denial of service 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:/a:nagios:nagios";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.813262");
script_version("2023-07-20T05:05:18+0000");
script_cve_id("CVE-2018-13457", "CVE-2018-13458", "CVE-2018-13441");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_tag(name:"last_modification", value:"2023-07-20 05:05:18 +0000 (Thu, 20 Jul 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-04-11 18:15:00 +0000 (Sat, 11 Apr 2020)");
script_tag(name:"creation_date", value:"2018-07-13 14:55:37 +0530 (Fri, 13 Jul 2018)");
script_tag(name:"qod_type", value:"remote_banner");
script_name("Nagios Core < 4.4.2 'unix socket' Multiple Denial of Service Vulnerabilities");
script_tag(name:"summary", value:"Nagios Core is prone to multiple denial of service vulnerabilities.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The flaws exist due to error in 'qh_echo',
'qh_core' and 'qh_help'. which allows attackers to cause a local
denial-of-service condition.");
script_tag(name:"impact", value:"Successful exploitation will allow attackers
to cause a denial of service.");
script_tag(name:"affected", value:"Nagios Core version 4.4.1 and earlier.");
script_tag(name:"solution", value:"Update to version 4.4.2 or later.");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name:"URL", value:"https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7ab");
script_xref(name:"URL", value:"https://gist.github.com/fakhrizulkifli/40f3daf52950cca6de28ebec2498ff6e");
script_xref(name:"URL", value:"https://gist.github.com/fakhrizulkifli/8df4a174158df69ebd765f824bd736b8");
script_xref(name:"URL", value:"https://github.com/NagiosEnterprises/nagioscore/blob/master/Changelog");
script_copyright("Copyright (C) 2018 Greenbone AG");
script_category(ACT_GATHER_INFO);
script_family("Denial of Service");
script_dependencies("nagios_detect.nasl");
script_mandatory_keys("nagios/installed");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if(!nagPort = get_app_port(cpe:CPE))
exit(0);
if(!infos = get_app_version_and_location( cpe:CPE, port:nagPort, exit_no_version:TRUE)) exit(0);
nagVer = infos['version'];
nagPath = infos['location'];
if(version_is_less_equal(version:nagVer, test_version:"4.4.1")) {
report = report_fixed_ver(installed_version:nagVer, fixed_version:"4.4.2", install_path:nagPath);
security_message(data:report, port:nagPort);
exit(0);
}
exit(99);
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.8 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
67.9%