e107 EasyShop plugin easyshop.php SQL Injection Vulnerability

# SPDX-FileCopyrightText: 2008 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:e107:e107";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.800302");
  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:"2008-11-11 09:00:11 +0100 (Tue, 11 Nov 2008)");
  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-2008-4786");
  script_name("e107 EasyShop plugin easyshop.php SQL Injection Vulnerability");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2008 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("e107_detect.nasl");
  script_mandatory_keys("e107/installed");
  script_require_ports("Services/www", 80);

  script_xref(name:"URL", value:"http://www.milw0rm.com/exploits/6852");

  script_tag(name:"impact", value:"Successful exploitation could allow remote attackers to execute arbitrary
  SQL commands.");

  script_tag(name:"affected", value:"e107 version 0.7.13, EasyShop Plugin.");

  script_tag(name:"insight", value:"The flaw exists due to easyshop.php file in the EasyShop plugin, which can be
  exploited to conduct SQL injection by using execute commands via the category_id parameter.");

  script_tag(name:"solution", value:"Upgrade to e107 version 0.7.22 or later.");

  script_tag(name:"summary", value:"e107 is prone to an SQL injection (SQLi) vulnerability.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"remote_banner_unreliable"); #TODO: This test is broken and just checking if a file exists

  script_xref(name:"URL", value:"http://e107.org/edownload.php");
  exit(0);
}

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

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

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

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

url = dir + "/e107_plugins/easyshop/easyshop.php?allcat";

sndReq = http_get( item:url, port:port );
rcvRes = http_keepalive_send_recv( port:port, data:sndReq );

if( egrep( pattern:"e107 Powered Website: EasyShop", string:rcvRes ) &&
    egrep( pattern:"^HTTP/1\.[01] 200", string:rcvRes ) ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );