XWiki 14.3-rc-1 < 14.4.6, 14.5.x < 14.9-rc-1 Exposed Dangerous Class Vulnerability (GHSA-8692-g6g9-gm5p)

# Copyright (C) 2023 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:xwiki:xwiki";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.170342");
  script_version("2023-10-13T16:09:03+0000");
  script_tag(name:"last_modification", value:"2023-10-13 16:09:03 +0000 (Fri, 13 Oct 2023)");
  script_tag(name:"creation_date", value:"2023-03-06 09:03:39 +0000 (Mon, 06 Mar 2023)");
  script_tag(name:"cvss_base", value:"8.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-03-10 05:03:00 +0000 (Fri, 10 Mar 2023)");

  script_cve_id("CVE-2023-26478");

  script_tag(name:"qod_type", value:"remote_banner");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("XWiki 14.3-rc-1 < 14.4.6, 14.5.x < 14.9-rc-1 Exposed Dangerous Class Vulnerability (GHSA-8692-g6g9-gm5p)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2023 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_xwiki_enterprise_detect.nasl");
  script_mandatory_keys("xwiki/detected");

  script_tag(name:"summary", value:"Xwiki is prone to an exposed dangerous class vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"org.xwiki.store.script.TemporaryAttachmentsScriptService#
  uploadTemporaryAttachment is returning an instance of com.xpn.xwiki.doc.XWikiAttachment. This class
  is not supported to be exposed to users without the programming right. com.xpn.xwiki.api.Attachment
  should be used instead and takes case of checking the user's rights before performing dangerous
  operations.");

  script_tag(name:"affected", value:"XWiki version 14.3-rc-1 prior to 14.4.6 and 14.5.x prior to
  14.9-rc-1.");

  script_tag(name:"solution", value:"Update to version 14.4.6, 14.9-rc-1 or later.");

  script_xref(name:"URL", value:"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8692-g6g9-gm5p");
  script_xref(name:"url", value:"https://jira.xwiki.org/browse/XWIKI-20180");

  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_exclusive( version:version, test_version_lo:"14.3-rc-1", test_version_up:"14.4.6" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"14.4.6", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if ( version_in_range_exclusive( version:version, test_version_lo:"14.5", test_version_up:"14.9-rc-1" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"14.9-rc-1", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );