CVE-2025-9725: Cudy LT500E Web shadow hard-coded password

Published Aug 31, 2025
·
Updated

A vulnerability was identified in Cudy LT500E up to 2.3.12. Affected is an unknown function of the file /squashfs-root/etc/shadow of the component Web Interface. The manipulation leads to use of hard-coded password. The attack must be carried out locally. The attack's complexity is rated as high. The exploitability is told to be difficult. The exploit is publicly available and might be used. Upgrading to version 2.3.13 is able to address this issue. It is recommended to upgrade the affected component. The vendor explains: "[T]he firmware does store a default password of 'admin'. This password has been deprecated since LT500E firmware version 2.3.13 and is no longer used. The LT500E does not have an administrator password set by default; a new password (at least 8 characters ) must be manually created upon first login the web management page."

Affected Software

3 affected components
Cudy LT500E<2.3.12
All of the following
Cudy LT500E firmware<2.3.13
Cudy LT500E

Event History

Aug 31, 2025
CVE Published
via MITRE·10:02 AM
Data Sourced
via MITRE·10:02 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
DescriptionSeverityWeaknessAffected Software
Feb 27, 57989
Event
via FIRST·08:21 PM

Frequently Asked Questions

1

What is the severity of CVE-2025-9725?

CVE-2025-9725 has a high severity due to the exploitation of hard-coded passwords allowing local attacks.

2

How do I fix CVE-2025-9725?

To fix CVE-2025-9725, update the Cudy LT500E firmware to version 2.3.12 or later.

3

What versions are affected by CVE-2025-9725?

CVE-2025-9725 affects Cudy LT500E versions up to and including 2.3.12.

4

What type of attack is possible with CVE-2025-9725?

CVE-2025-9725 allows for local attacks due to the manipulation of the web interface's hard-coded password.

5

Who is affected by CVE-2025-9725?

Users of Cudy LT500E routers running firmware versions up to 2.3.12 are affected by CVE-2025-9725.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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