Bugzilla XSS Vulnerability

# SPDX-FileCopyrightText: 2017 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:mozilla:bugzilla";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106763");
  script_version("2025-09-05T15:40:40+0000");
  script_tag(name:"last_modification", value:"2025-09-05 15:40:40 +0000 (Fri, 05 Sep 2025)");
  script_tag(name:"creation_date", value:"2017-04-19 11:24:32 +0200 (Wed, 19 Apr 2017)");
  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:3.0/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:"2018-10-09 19:59:00 +0000 (Tue, 09 Oct 2018)");

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

  script_cve_id("CVE-2016-2803");

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

  script_name("Bugzilla XSS Vulnerability");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("bugzilla_detect.nasl");
  script_mandatory_keys("bugzilla/installed");

  script_tag(name:"summary", value:"Bugzilla is prone to a cross-site scripting vulnerability.");

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

  script_tag(name:"insight", value:"Due to an incorrect parsing of the image map generated by the dot script, a
specially crafted bug summary could trigger XSS in dependency graphs.");

  script_tag(name:"impact", value:"An attacker may obtain sensitive information or inject arbitrary web
script or HTML.");

  script_tag(name:"affected", value:"Bugzilla 2.16rc1 to 4.4.11, 4.5.1 to 5.0.2");

  script_tag(name:"solution", value:"Upgrade to Version 4.4.12, 5.0.3 or later.");

  script_xref(name:"URL", value:"https://www.bugzilla.org/security/4.4.11/");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!version = get_app_version(cpe: CPE, port: port))
  exit(0);

if (version_in_range(version: version, test_version: "2.16.1", test_version2: "4.4.11")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "4.4.12");
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range(version: version, test_version: "4.5.0", test_version2: "5.0.2")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.0.3");
  security_message(port: port, data: report);
  exit(0);
}

exit(0);