4.3 Medium
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
6.1 Medium
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
0.022 Low
EPSS
Percentile
89.4%
Horde Groupware Webmail is prone to a cross-site scripting
(XSS) vulnerability.
# 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:horde:horde_groupware";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.127064");
script_version("2022-07-01T10:11:09+0000");
script_tag(name:"last_modification", value:"2022-07-01 10:11:09 +0000 (Fri, 01 Jul 2022)");
script_tag(name:"creation_date", value:"2022-06-28 12:47:49 +0000 (Tue, 28 Jun 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:"2021-04-19 20:21:00 +0000 (Mon, 19 Apr 2021)");
script_cve_id("CVE-2021-26929");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Horde Groupware Webmail <= 5.2.22 XSS Vulnerability");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone Networks GmbH");
script_family("Web application abuses");
script_dependencies("horde_detect.nasl");
script_mandatory_keys("horde/installed");
script_tag(name:"summary", value:"Horde Groupware Webmail is prone to a cross-site scripting
(XSS) vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The attacker can send a plain text e-mail message, with
JavaScript encoded as a link or email that is mishandled by preProcess in Text2html.php, because
bespoke use of \x00\x00\x00 and \x01\x01\x01 interferes with XSS defenses.");
script_tag(name:"affected", value:"Horde Groupware Webmail prior to version 5.2.22.");
script_tag(name:"solution", value:"Update to version 5.2.23.");
script_xref(name:"URL", value:"https://packetstormsecurity.com/files/162194/Horde-Groupware-Webmail-5.2.22-Cross-Site-Scripting.html");
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_is_less_equal(version: version, test_version: "5.2.22")) {
report = report_fixed_ver(installed_version: version, fixed_version: "5.2.23", install_path: location);
security_message(port: port, data: report);
exit(0);
}
exit(99);
4.3 Medium
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
6.1 Medium
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
0.022 Low
EPSS
Percentile
89.4%