Unpassworded 'jack' Account

critical Nessus Plugin ID 11249

Synopsis

The remote host has an account with no password set.

Description

The account 'jack' has no password set. An attacker may use this to gain further privileges on this system.

Solution

Set a password for this account or disable it.

Plugin Details

Severity: Critical

ID: 11249

File Name: account_jack.nasl

Version: 1.35

Type: remote

Published: 2/20/2003

Updated: 4/11/2022

Configuration: Enable thorough checks

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.1

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.9

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

Temporal Vector: CVSS:3.0/E:P/RL:T/RC:C

Vulnerability Information

Excluded KB Items: global_settings/supplied_logins_only

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 1/1/2001

Exploitable With

Metasploit (SSH User Code Execution)

Reference Information

CVE: CVE-1999-0502