NETGEAR Hard-coded Telnet Unlock Credentials

high Nessus Plugin ID 72831

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Synopsis

The remote host has a default set of credentials for enabling root login on the telnet service.

Description

The remote NETGEAR device has a hard-coded set of credentials that can be sent in a specially encoded packet in order to unlock the telnet service and allow remote logins as the root user.

Solution

There are no known fixes. As a workaround, restrict access to the telnet port.

Plugin Details

Severity: High

ID: 72831

File Name: telnet_enable_netgear.nasl

Version: 1.6

Type: remote

Family: Misc.

Published: 3/5/2014

Updated: 5/27/2025

Supported Sensors: Nessus

Risk Information

CVSS Score Rationale: Tenable score for default credentials.

CVSS v2

Risk Factor: High

Base Score: 8.3

Temporal Score: 7.5

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

CVSS Score Source: manual

Vulnerability Information

CPE: x-cpe:/h:netgear:d6300b, x-cpe:/h:netgear:dgn2200

Excluded KB Items: global_settings/supplied_logins_only

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Vulnerability Publication Date: 2/12/2014

Reference Information

BID: 65444

Detections

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