CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
27.1%
Discourse is prone to multiple vulnerabilities.
# Copyright (C) 2022 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
CPE = "cpe:/a:discourse:discourse";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.127251");
script_version("2023-10-18T05:05:17+0000");
script_tag(name:"last_modification", value:"2023-10-18 05:05:17 +0000 (Wed, 18 Oct 2023)");
script_tag(name:"creation_date", value:"2022-11-17 10:38:52 +0000 (Thu, 17 Nov 2022)");
script_tag(name:"cvss_base", value:"6.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:N/A:N");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2022-11-17 20:24:00 +0000 (Thu, 17 Nov 2022)");
script_cve_id("CVE-2022-39385", "CVE-2022-46148");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Discourse < 2.9.0.beta12 Multiple Vulnerabilities");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone Networks GmbH");
script_family("Web application abuses");
script_dependencies("gb_discourse_detect.nasl");
script_mandatory_keys("discourse/detected");
script_tag(name:"summary", value:"Discourse 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-2022-39385: Invitation can cause users to be erroneously and transparently added to private
message
- CVE-2022-46148: Self-XSS through malicious composer message");
script_tag(name:"affected", value:"Discourse prior to version 2.9.0.beta12.");
script_tag(name:"solution", value:"Update to version 2.9.0.beta12 or later.");
script_xref(name:"URL", value:"https://github.com/discourse/discourse/security/advisories/GHSA-gh5r-j595-qx48");
script_xref(name:"URL", value:"https://github.com/discourse/discourse/security/advisories/GHSA-c5h6-6gg5-84fh");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if (!port = get_app_port(cpe: CPE))
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_in_range(version: version, test_version: "2.9.0.beta1", test_version2: "2.9.0.beta11")) {
report = report_fixed_ver(installed_version: version, fixed_version: "2.9.0.beta12", install_path: location);
security_message(port: port, data: report);
exit(0);
}
exit(99);
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
27.1%