CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
Percentile
29.2%
Checkmk is prone to a reflected cross-site scripting (XSS)
vulnerability in pnp_template.py.
# 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:check_mk_project:check_mk";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.147859");
script_version("2023-12-20T05:05:58+0000");
script_tag(name:"last_modification", value:"2023-12-20 05:05:58 +0000 (Wed, 20 Dec 2023)");
script_tag(name:"creation_date", value:"2022-03-29 02:49:02 +0000 (Tue, 29 Mar 2022)");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2022-04-04 15:56:00 +0000 (Mon, 04 Apr 2022)");
script_cve_id("CVE-2021-40906");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Checkmk < 1.6.0p26 XSS Vulnerability");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_check_mk_web_detect.nasl");
script_mandatory_keys("check_mk/detected");
script_tag(name:"summary", value:"Checkmk is prone to a reflected cross-site scripting (XSS)
vulnerability in pnp_template.py.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"affected", value:"Checkmk prior to version 1.6.0p26.");
script_tag(name:"solution", value:"Update to version 1.6.0p26 or later.");
script_xref(name:"URL", value:"https://checkmk.com/werk/13192");
script_xref(name:"URL", value:"https://github.com/Edgarloyola/CVE-2021-40906");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if (!port = get_app_port(cpe: CPE, service: "www"))
exit(0);
if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
exit(0);
version = infos["version"];
location = infos["location"];
if (version_is_less(version: version, test_version: "1.6.0p26")) {
report = report_fixed_ver(installed_version: version, fixed_version: "1.6.0p26", install_path: location);
security_message(port: port, data: report);
exit(0);
}
exit(99);
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
Percentile
29.2%