DrayTek Weekly Update 16 September 2025
Upcoming
Webinar
Duration:
30 minutes
Tune into our next
YouTube Premiere webinar:
Security Features in DrayOS 5 Routers Part 2
This
webinar is the second part of our two-part series examining firewall and
security features in DrayTek DrayOS 5 routers, with a focus on the Vigor2136
router. However, the information presented will also apply to other DrayOS 5
routers, such as the VigorC510 series.
Topics
covered in this webinar are:
- Overview of What is Denial of Service (DoS)
- Defense Setup
- MAC Filtering Profile
- IPv6 Address Security
Stay
tuned for an extra five minutes, and we will be on hand to answer any
questions.
Then click on “Notify
me” to receive a reminder when this event is scheduled to start (the “Notify me” button will come up when you sign in on
YouTube).
We hope to see you there!
Latest Knowledge Base Article
Using Port Knocking to Protect Access to the Router Management Interfaceon the latest DrayTek models.
This article discusses
Port knocking, a technology that can add an extra layer of protection to the
internal servers. Its basic idea is that only open ports are at risk of being
attacked, so it allows all ports to be closed at the beginning. It includes a
short video.
Click here to view this article.
Latest
Firmware
Improvements
- Improve Web GUI Security
- Add SNMP OID for WAN uptime
- Comply with EN 18031 cybersecurity requirements
- Improve the Wi-Fi Driver Security (CVE-2025-20681~20684, CVE-2025-20688~20692)
- Add an option to enable/disable the force
password change when using the ".def" file
- Fixed: Router rebooted when ACS provisioned it
with an XML file that included specific VPN settings
- Fixed: An unnecessary object menu appeared in
the Objects Settings
- Fixed: Router reboot issues related to WCF,
VoIP/KMC56 buffer leakage, TR-069, and long URL
Click
here to
download the firmware.
Improvements
· - Improve Web GUI Security
- Add SNMP OID for WAN uptime
- Comply with EN 18031 cybersecurity requirements
- Improve the Wi-Fi Driver Security (CVE-2025-20681~20684, CVE-2025-20688~20692)
- Add an option to enable/disable the force password change when using the ".def" file
- Fixed: Router rebooted when ACS provisioned it with an XML file that included specific VPN settings
- Fixed: An unnecessary object menu appeared in the Objects Settings
- Fixed: Router reboot issues related to WCF, VoIP/KMC56 buffer leakage, TR-069, and long URL·
Click
here to
download the firmware.
Improvements
· - Improve Web GUI Security
- Add SNMP OID for WAN uptime
- Comply with EN 18031 cybersecurity requirements
- Improve the Wi-Fi Driver Security (CVE-2025-20681~20684, CVE-2025-20688~20692)
- Add an option to enable/disable the force password change when using the ".def" file
- Fixed: Router rebooted when ACS provisioned it with an XML file that included specific VPN settings
- Fixed: An unnecessary object menu appeared in the Objects Settings
- Fixed: Router reboot issues related to WCF, VoIP/KMC56 buffer leakage, TR-069, and long URL·
· Click
here to
download the firmware.
Improvements
· - Improved Web GUI Security
- Comply with EN 18031 cybersecurity requirements
- Improve the Wi-Fi Driver Security
(CVE-2025-20681~20684 CVE-2025-20688~20692).
- Add an option to enable/disable the force
password change when using the ".def" file.
- Fixed: LTE PPP mode did not work with EM060k-EA.
- Fixed: Router rebooted when provisioned by ACS
with an XML file that included specific VPN settings.
Click
here to
download the firmware.
Improvements
· - Improved Web GUI Security
- Comply with EN 18031 cybersecurity requirements
- Improve the Wi-Fi Driver Security (CVE-2025-20681~20684 CVE-2025-20688~20692).
- Add an option to enable/disable the force password change when using the ".def" file.
- Fixed: LTE PPP mode did not work with EM060k-EA.
- Fixed: Router rebooted when provisioned by ACS with an XML file that included specific VPN settings.
Click
here to
download the firmware.
Improvements
I - Improved Web GUI Security
- Comply with EN 18031 cybersecurity requirements
- Improve the Wi-Fi Driver Security (CVE-2025-20681~20684 CVE-2025-20688~20692).
- Fixed: An unnecessary object menu appeared
in the Objects Settings
- Fixed: Auto APN did not match the
pre-configured APN profile list
- Fixed: Port Redirection over VPN to a host
on the remote network did not work
Click
here to
download the firmware.
Calendar Events from DrayTek HQ
DrayTek HQ often sends notifications
of system updates or outages, security notifications, and firmware releases.
To subscribe to our regular news updates, click “Subscribe”
on this page or log into your i-helpdesk account and enable the “Subscribe”
option.
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