CVE-2023-33621: Medium severity gl-inet Gl-ar750s Firmware vulnerability

Published Jun 13, 2023
·
Updated

GL.iNET GL-AR750S-Ext firmware v3.215 inserts the admin authentication token into a GET request when the OpenVPN Server config file is downloaded. The token is then left in the browser history or access logs, potentially allowing attackers to bypass authentication via session replay.

Affected Software

4 affected components
gl-inet Gl-ar750s Firmware=3.215
gl-inet Gl-ar750s
All of the following
gl-inet Gl-ar750s Firmware=3.215
gl-inet Gl-ar750s

Event History

Jun 13, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·04:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2023-33621?

CVE-2023-33621 is a vulnerability in GL.iNET GL-AR750S-Ext firmware v3.215 that inserts the admin authentication token into a GET request when the OpenVPN Server config file is downloaded.

2

How does CVE-2023-33621 work?

CVE-2023-33621 works by inserting the admin authentication token into a GET request, which is then left in the browser history or access logs, potentially allowing attackers to bypass authentication via session replay.

3

What is the severity of CVE-2023-33621?

CVE-2023-33621 has a severity keyword of 'medium' and a severity value of 5.9.

4

How can I fix CVE-2023-33621?

To fix CVE-2023-33621, it is recommended to update the GL.iNET GL-AR750S-Ext firmware to a version higher than 3.215.

5

Where can I find more information about CVE-2023-33621?

You can find more information about CVE-2023-33621 at the following references: [http://gl-ar750s-ext.com](http://gl-ar750s-ext.com), [http://glinet.com](http://glinet.com), [https://justinapplegate.me/2023/glinet-CVE-2023-33621/](https://justinapplegate.me/2023/glinet-CVE-2023-33621/)

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