Vulnerabilities > CVE-1999-0508

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
 script_id(10483);
 script_version("1.24");
 script_cvs_date("Date: 2018/08/13 14:32:36");

 script_cve_id("CVE-1999-0508");

 script_name(english:"PostgreSQL Default Unpassworded Account");
 script_summary(english:"Attempts to log into the remote PostgreSQL daemon");

 script_set_attribute(attribute:"synopsis", value:"The remote database server can be accessed without a password.");
 script_set_attribute(attribute:"description", value:
"It is possible to connect to the remote PostgreSQL database server
using an unpassworded account. This may allow an attacker to launch
further attacks against the database.");
 script_set_attribute(attribute:"solution", value:
"Log into this host and set a password for any affected accounts using
the 'ALTER USER' command.

In addition, configure the service by editing the file 'pg_hba.conf'
to require a password (or Kerberos) authentication for all remote
hosts that have legitimate access to this service and to require a
password locally using the line 'local all password'.");
 script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
 script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
 script_set_attribute(attribute:"exploit_available", value:"true");
 script_set_attribute(attribute:"metasploit_name", value:'SNMP Community Scanner');
 script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

 script_set_attribute(attribute:"vuln_publication_date", value:"1999/07/17");
 script_set_attribute(attribute:"plugin_publication_date", value:"2000/07/27");

 script_set_attribute(attribute:"plugin_type", value:"remote");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:postgresql:postgresql");
 script_set_attribute(attribute:"exploited_by_nessus", value:"true");
  script_set_attribute(attribute:"default_account", value:"true");
  script_end_attributes();

 script_category(ACT_GATHER_INFO);
 script_copyright(english:"This script is Copyright (C) 2000-2018 Tenable Network Security, Inc.");
 script_family(english:"Databases");

 script_dependencies("postgresql_detect.nasl");
 script_require_ports("Services/postgresql", 5432);

 exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");

port = get_service(svc:"postgresql", default:5432, exit_on_fail:TRUE);

#
# Request the database 'template1' as the user 'postgres' or 'pgsql'
#
zero = raw_string(0x00);

user[0] = "postgres";
user[1] = "pgsql";

for(i=0;i<2;i=i+1)
{
 soc = open_sock_tcp(port);
 if (!soc) audit(AUDIT_PORT_CLOSED, port);

 usr = user[i];
 len = 224 - strlen(usr);

 req = raw_string(0x00, 0x00, 0x01, 0x28, 0x00, 0x02,
    	         0x00, 0x00, 0x74, 0x65, 0x6D, 0x70, 0x6C, 0x61,
		 0x74, 0x65, 0x31) + crap(data:zero, length:55) +
        usr +
       crap(data:zero, length:len);


 send(socket:soc, data:req);
 r = recv(socket:soc, length:5);
 r2 = recv(socket:soc, length:1024);

 if((r[0]=="R") && (strlen(r2) == 10))
  {
    dbs = "";
    req = raw_string(0x51) + "select * from pg_database;" +
    	  raw_string(0x00);
    send(socket:soc, data:req);

    r = recv(socket:soc, length:65535);
    #display(r);
    close(soc);
    skip = 87;
    ok = 1;
    while(ok)
    {
     db = "";

     len = ord(r[skip]);
     len_r = strlen(r);
     lenskip = len + skip;

     if(lenskip > len_r)ok = 0;
     else
     {
      len = ord(r[skip]) - 4;
      for(i=0;i<len;i=i+1)
       db = db + r[skip+i+1];

      dbs = dbs + ". " + db + string("\n");
      skip = skip + len + 21 + len;
      if(skip > strlen(r))ok=0;
     }
   }

    report = string(
      "\n",
      "Nessus was able to log in as the user '", usr, "'.\n",
      "\n",
      "Here is the list of the databases on the remote host :\n",
      "\n",
      dbs, "\n"
    );
    security_hole(port:port, extra:report);
    set_kb_item(name: 'postgresql/no_pass/'+port, value: TRUE);
    exit(0);
  }
  close(soc);
}

#
# This script was written by H D Moore <[email protected]>
#
# See the Nessus Scripts License for details
#

include("compat.inc");

if(description)
{
 script_id(10998);
 script_version ("1.11");
 script_cvs_date("Date: 2018/08/09 17:06:37");

 script_cve_id("CVE-1999-0508");
 
 script_name(english:"Shiva LanRover Blank Password");
 script_summary(english:"Checks for a blank password for the root account");
 
 script_set_attribute(attribute:"synopsis", value:
"The remote network device does not use an administrative password.");
 script_set_attribute(attribute:"description", value:
"The Shiva LanRover has no password set for the root user account.  An
attacker is able to telnet to this system and gain access to any phone
lines attached to this device.  

Additionally, the LanRover can be used as a relay point for further
attacks via the telnet and rlogin functionality available from the
administration shell.");
 script_set_attribute(attribute:"solution", value:
"Telnet to this device and change the password for the root account via
the passwd command.  Please ensure any other accounts have strong
passwords set.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'SNMP Community Scanner');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
 script_set_attribute(attribute:"plugin_publication_date", value:
"2002/06/05");
 script_set_attribute(attribute:"plugin_type", value:"remote");
 script_end_attributes();
 
 script_category(ACT_GATHER_INFO);
 
 script_copyright(english:"This script is Copyright (C) 2002-2018 Digital Defense Incorporated");

 script_family(english:"Misc.");
 script_dependencie("find_service1.nasl");
 script_require_ports("Services/telnet", 23);
 exit(0);
}

include('telnet_func.inc');
port = 23;
if(!get_port_state(port))exit(0);

banner = get_telnet_banner(port:port);
if ( ! banner || "@ Userid:" >!< r ) exit(0);

soc = open_sock_tcp(port);

if(soc)
{
    r = telnet_negotiate(socket:soc);

    if("@ Userid:" >< r)
    { 
        send(socket:soc, data:string("root\r\n"));
        r = recv(socket:soc, length:4096);
        
        if("Password?" >< r)
        {
            send(socket:soc, data:string("\r\n"));
            r = recv(socket:soc, length:4096);

            if ("Shiva LanRover" >< r)
            {
                security_hole(port:port);
            }
       }
    }
    close(soc);
}