Unpassworded 'EZsetup' Account - Nessus
Critical Plugin ID: 11241This page contains detailed information about the Unpassworded 'EZsetup' Account Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.
Plugin Overview
ID: 11241
Name: Unpassworded 'EZsetup' Account
Filename: account_EZsetup.nasl
Vulnerability Published: 2001-01-01
This Plugin Published: 2003-02-20
Last Modification Time: 2022-04-11
Plugin Version: 1.36
Plugin Type: remote
Plugin Family: Default Unix Accounts
Dependencies:
account_check.nasl, find_service1.nasl, os_fingerprint.nasl, ssh_detect.nasl
Excluded KB Items [?]: global_settings/supplied_logins_only
Vulnerability Information
Severity: Critical
Vulnerability Published: 2001-01-01
Patch Published: N/A
CVE [?]: CVE-1999-0502
CPE [?]: N/A
Default Account Vulnerability: True
Synopsis
The remote host has an account with no password set.
Description
The account 'EZsetup' has no password set. An attacker may use it to gain further privileges on this system.
Solution
Set a password for this account or disable it.
Public Exploits
Target Network Port(s): 22, 23
Target Asset(s): Services/ssh, Services/telnet
Exploit Available: True (Metasploit Framework, Exploit-DB)
Exploit Ease: Exploits are available
Here's the list of publicly known exploits and PoCs for verifying the Unpassworded 'EZsetup' Account vulnerability:
- Metasploit: exploit/multi/ssh/sshexec
[SSH User Code Execution] - Metasploit: auxiliary/scanner/telnet/brocade_enable_login
[Brocade Enable Login Check Scanner] - Metasploit: auxiliary/scanner/db2/db2_auth
[DB2 Authentication Brute Force Utility] - Metasploit: auxiliary/scanner/http/dell_idrac
[Dell iDRAC Default Login] - Metasploit: auxiliary/scanner/http/dlink_dir_300_615_http_login
[D-Link DIR-300A / DIR-320 / DIR-615D HTTP Login Utility] - Metasploit: auxiliary/scanner/http/dlink_dir_615h_http_login
[D-Link DIR-615H HTTP Login Utility] - Metasploit: auxiliary/scanner/http/dlink_dir_session_cgi_http_login
[D-Link DIR-300B / DIR-600B / DIR-815 / DIR-645 HTTP Login Utility] - Metasploit: auxiliary/scanner/ftp/ftp_login
[FTP Authentication Scanner] - Metasploit: auxiliary/scanner/http/http_login
[HTTP Login Utility] - Metasploit: auxiliary/scanner/http/joomla_bruteforce_login
[Joomla Bruteforce Login Utility] - Metasploit: auxiliary/scanner/mysql/mysql_login
[MySQL Login Utility] - Metasploit: auxiliary/scanner/nntp/nntp_login
[NNTP Login Utility] - Metasploit: auxiliary/scanner/oracle/oracle_login
[Oracle RDBMS Login Utility] - Metasploit: auxiliary/scanner/pcanywhere/pcanywhere_login
[PcAnywhere Login Scanner] - Metasploit: auxiliary/scanner/postgres/postgres_login
[PostgreSQL Login Utility] - Metasploit: auxiliary/scanner/rservices/rexec_login
[rexec Authentication Scanner] - Metasploit: auxiliary/scanner/rservices/rlogin_login
[rlogin Authentication Scanner] - Metasploit: auxiliary/scanner/rservices/rsh_login
[rsh Authentication Scanner] - Metasploit: auxiliary/scanner/ssh/ssh_login
[SSH Login Check Scanner] - Metasploit: auxiliary/scanner/telnet/telnet_login
[Telnet Login Check Scanner] - Metasploit: auxiliary/scanner/http/tomcat_mgr_login
[Tomcat Application Manager Login Utility] - Metasploit: auxiliary/scanner/vmware/vmauthd_login
[VMWare Authentication Daemon Login Scanner] - Metasploit: auxiliary/scanner/vmware/vmware_http_login
[VMWare Web Login Scanner] - Metasploit: auxiliary/scanner/winrm/winrm_login
[WinRM Login Utility] - Metasploit: auxiliary/scanner/http/wordpress_xmlrpc_login
[Wordpress XML-RPC Username/Password Login Scanner] - Exploit-DB: exploits/linux/remote/35581.rb
[EDB-35581: Varnish Cache CLI Interface - Remote Code Execution (Metasploit)] - Exploit-DB: exploits/multiple/remote/41694.rb
[EDB-41694: SSH - User Code Execution (Metasploit)]
Before running any exploit against any system, make sure you are authorized by the owner of the target system(s) to perform such activity. In any other case, this would be considered as an illegal activity.
WARNING: Beware of using unverified exploits from sources such as GitHub or Exploit-DB. These exploits and PoCs could contain malware. For more information, see how to use exploits safely.
Risk Information
CVSS V2 Vector [?]: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:TF/RC:C
CVSS Base Score: | 7.5 (High) |
Impact Subscore: | 6.4 |
Exploitability Subscore: | 10.0 |
CVSS Temporal Score: | 6.1 (Medium) |
CVSS Environmental Score: | NA (None) |
Modified Impact Subscore: | NA |
Overall CVSS Score: | 6.1 (Medium) |
CVSS Base Score: | 9.8 (Critical) |
Impact Subscore: | 5.9 |
Exploitability Subscore: | 3.9 |
CVSS Temporal Score: | 8.9 (High) |
CVSS Environmental Score: | NA (None) |
Modified Impact Subscore: | NA |
Overall CVSS Score: | 8.9 (High) |
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Plugin Source
This is the account_EZsetup.nasl nessus plugin source code. This script is Copyright (C) 2003-2022 and is owned by Tenable, Inc. or an Affiliate thereof.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
account = "EZsetup";
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(11241);
script_version("1.36");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");
script_cve_id("CVE-1999-0502");
script_name(english:"Unpassworded 'EZsetup' Account");
script_set_attribute(attribute:"synopsis", value:
"The remote host has an account with no password set.");
script_set_attribute(attribute:"description", value:
"The account 'EZsetup' has no password set.
An attacker may use it to gain further privileges on this system.");
script_set_attribute(attribute:"solution", value:
"Set a password for this account or disable it.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:TF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:T/RC: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:'SSH User Code Execution');
script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2001/01/01");
script_set_attribute(attribute:"plugin_publication_date", value:"2003/02/20");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"default_account", value:"true");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Default Unix Accounts");
script_copyright(english:"This script is Copyright (C) 2003-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("find_service1.nasl", "os_fingerprint.nasl", "ssh_detect.nasl", "account_check.nasl");
script_exclude_keys("global_settings/supplied_logins_only");
script_require_ports("Services/telnet", 23, "Services/ssh", 22);
exit(0);
}
#
# The script code starts here :
#
include("audit.inc");
include("default_account.inc");
include("global_settings.inc");
if (supplied_logins_only) audit(AUDIT_SUPPLIED_LOGINS_ONLY);
if ( ! thorough_tests && ! get_kb_item("Settings/test_all_accounts"))
{
os = get_kb_item("Host/OS");
if ( os && "IRIX" >!< os )
exit(0, "Neither thorough_tests nor 'Settings/test_all_accounts' is set, and the remote OS is not IRIX.");
}
affected = FALSE;
ssh_ports = get_service_port_list(svc: "ssh", default:22);
foreach port (ssh_ports)
{
port = check_account(login:account, port:port, svc:"ssh");
if (port)
{
affected = TRUE;
security_report_v4(port:port, severity:SECURITY_HOLE, extra:default_account_report());
}
}
if(affected) exit(0);
telnet_ports = get_service_port_list(svc: "telnet", default:23);
foreach port (telnet_ports)
{
port = check_account(login:account, port:port, svc:"telnet");
if (port)
{
affected = TRUE;
security_report_v4(port:port, severity:SECURITY_HOLE, extra:default_account_report());
}
}
if(!affected) audit(AUDIT_HOST_NOT, "affected");
The latest version of this script can be found in these locations depending on your platform:
- Linux / Unix:
/opt/nessus/lib/nessus/plugins/account_EZsetup.nasl
- Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\account_EZsetup.nasl
- Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/account_EZsetup.nasl
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How to Run
Here is how to run the Unpassworded 'EZsetup' Account as a standalone plugin via the Nessus web user interface (https://localhost:8834/):
- Click to start a New Scan.
- Select Advanced Scan.
- Navigate to the Plugins tab.
- On the top right corner click to Disable All plugins.
- On the left side table select Default Unix Accounts plugin family.
- On the right side table select Unpassworded 'EZsetup' Account plugin ID 11241.
- Specify the target on the Settings tab and click to Save the scan.
- Run the scan.
Here are a few examples of how to run the plugin in the command line. Note that the examples below demonstrate the usage on the Linux / Unix platform.
Basic usage:
/opt/nessus/bin/nasl account_EZsetup.nasl -t <IP/HOST>
Run the plugin with audit trail message on the console:
/opt/nessus/bin/nasl -a account_EZsetup.nasl -t <IP/HOST>
Run the plugin with trace script execution written to the console (useful for debugging):
/opt/nessus/bin/nasl -T - account_EZsetup.nasl -t <IP/HOST>
Run the plugin with using a state file for the target and updating it (useful for running multiple plugins on the target):
/opt/nessus/bin/nasl -K /tmp/state account_EZsetup.nasl -t <IP/HOST>
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References
See also: Similar and related Nessus plugins:
- 11243 - Unpassworded '4Dgifts' Account
- 11250 - Unpassworded 'backdoor' Account
- 11248 - Unpassworded 'date' Account
- 11242 - Unpassworded 'demos' Account
- 11254 - Unpassworded 'friday' Account
- 11240 - Unpassworded 'guest' Account
- 11253 - Unpassworded 'hax0r' Account
- 17575 - Unpassworded 'help' Account
- 11249 - Unpassworded 'jack' Account
- 11266 - Unpassworded 'jill' Account
- 11246 - Unpassworded 'lp' Account
- 18527 - Unpassworded 'mpi' Account
- 11244 - Unpassworded 'OutOfBox' Account
- 34083 - Unpassworded 'r00t' account
- 11245 - Unpassworded 'root' Account
- 11259 - Unpassworded 'StoogR' Account
- 11247 - Unpassworded 'sync' Account
- 11252 - Unpassworded 'toor' Account
- 11251 - Unpassworded 'tutor' Account
- 15583 - Unpassworded 'bash' Backdoor Account
- 10778 - SiteScope Web Service Unpassworded Access
- 10483 - PostgreSQL Default Unpassworded Account
Version
This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file account_EZsetup.nasl version 1.36. For more plugins, visit the Nessus Plugin Library.
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