XWiki Information Disclosure Vulnerability (GHSA-5c66-v29h-xjh8)

# 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:xwiki:xwiki";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.147598");
  script_version("2026-01-29T08:35:42+0000");
  script_tag(name:"last_modification", value:"2026-01-29 08:35:42 +0000 (Thu, 29 Jan 2026)");
  script_tag(name:"creation_date", value:"2022-02-07 03:20:01 +0000 (Mon, 07 Feb 2022)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-02-10 18:39:00 +0000 (Thu, 10 Feb 2022)");

  script_cve_id("CVE-2021-32732");

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

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

  script_name("XWiki Information Disclosure Vulnerability (GHSA-5c66-v29h-xjh8)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_xwiki_http_detect.nasl");
  script_mandatory_keys("xwiki/detected");

  script_tag(name:"summary", value:"XWiki is prone to an information disclosure vulnerability.");

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

  script_tag(name:"insight", value:"The Forgot Username form might provide information about user
  accounts.");

  script_tag(name:"impact", value:"It's possible to know if a user has or not an account in a wiki
  related to an email address, and which username(s) is actually tight to that email by forging a
  request to the Forgot username page. Note that since this page does not have a CSRF check it's
  quite easy to perform a lot of those requests.");

  script_tag(name:"affected", value:"XWiki prior to version 12.10.5, version 13.0 and 13.1.");

  script_tag(name:"solution", value:"Update to version 12.10.5, 13.2 or later.");

  script_xref(name:"URL", value:"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-vh5c-jqfg-mhrh");

  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(version: version, test_version: "12.10.5")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "12.10.5", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version =~ "^13\.[01]($|\.)") {
  report = report_fixed_ver(installed_version: version, fixed_version: "13.2", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);