Default Password (admin) for 'root' Account

critical Nessus Plugin ID 40355

Synopsis

The remote system can be accessed with a default administrator account.

Description

The account 'root' on the remote host has the password 'admin'.
An attacker may leverage this issue to gain access, likely as an administrator, to the affected system.

Note that DD-WRT, an open source Linux-based firmware popular on small routers and embedded systems, is known to use these credentials by default.

Solution

Change the password for this account or disable it.

Plugin Details

Severity: Critical

ID: 40355

File Name: account_root_admin.nasl

Version: 1.14

Type: remote

Published: 7/23/2009

Updated: 4/11/2022

Configuration: Enable thorough checks

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Critical

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

Excluded KB Items: global_settings/supplied_logins_only

Exploit Available: true

Exploit Ease: Exploits are available

Exploitable With

Metasploit (SSH User Code Execution)

Reference Information

CVE: CVE-1999-0502