Newtelligence dasBlog 'url' Parameter Open Redirect Vulnerability

# SPDX-FileCopyrightText: 2014 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("1.3.6.1.4.1.25623.1.0.804875");
  script_version("2024-06-13T05:05:46+0000");
  script_cve_id("CVE-2014-7292");
  script_tag(name:"cvss_base", value:"5.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:N");
  script_tag(name:"last_modification", value:"2024-06-13 05:05:46 +0000 (Thu, 13 Jun 2024)");
  script_tag(name:"creation_date", value:"2014-11-04 11:40:26 +0530 (Tue, 04 Nov 2014)");
  script_name("Newtelligence dasBlog 'url' Parameter Open Redirect Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2014 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl",
                      "DDI_Directory_Scanner.nasl", "global_settings.nasl",
                      "gb_microsoft_iis_http_detect.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/97667");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/70654");
  script_xref(name:"URL", value:"http://packetstormsecurity.com/files/128749");
  script_xref(name:"URL", value:"http://www.tetraph.com/blog/cves/cve-2014-7292-newtelligence-dasblog-open-redirect-vulnerability/");

  script_tag(name:"summary", value:"Newtelligence dasBlog is prone to an open redirect vulnerability.");

  script_tag(name:"vuldetect", value:"Send a crafted HTTP GET request and check
  whether it redirects to the malicious websites.");

  script_tag(name:"insight", value:"The error exists as the application does not
  validate the 'url' parameter upon submission to the ct.ashx script.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote
  attackers to create a specially crafted URL, that if clicked, would redirect
  a victim from the intended legitimate web site to an arbitrary web site of the
  attacker's choosing.");

  script_tag(name:"affected", value:"Newtelligence dasBlog versions
  2.1 (2.1.8102.813), 2.2 (2.2.8279.16125), and 2.3 (2.3.9074.18820).");

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

  exit(0);
}

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

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

foreach dir( make_list_unique( "/dasBlog", "/blog", "/", http_cgi_dirs( port:blogPort ) ) ) {

  if( dir == "/" ) dir = "";

  rcvRes = http_get_cache( item:dir + "/Login.aspx",  port:blogPort );

  if( rcvRes && rcvRes =~ "Powered by.*newtelligence dasBlog" ) {

    url = dir + "/ct.ashx?&url=http://www.example.com";
    sndReq = http_get( item:url, port:blogPort );
    rcvRes = http_keepalive_send_recv( port:blogPort, data:sndReq );

    if( rcvRes && rcvRes =~ "HTTP/1.. 302" && "Location: http://www.example.com" >< rcvRes ) {
      report = http_report_vuln_url( port:blogPort, url:url );
      security_message( port:blogPort, data:report );
      exit( 0 );
    }
  }
}

exit( 99 );