Support Announcements
(non-US) DIR-853/ET :: Rev. A3 :: F/W vET853PNP-1.06-B72D24 & Below :: Web-Confirguration LAN-Side Credential Bypass


On February 9, 2021, a 3rd party security research team accused the (non-US) DIR-853/ET of a security issue which allowed malicious users to bypass the devices web-configuration authentication without credentials. This vulnerability was confirmed and a patch was issued too close the reported issue. 

3rd Party Report information


          - Report provided:


      Das Omar

          - Reference : Please contact your service provider for further information


              This product is distributed through service providers. Users will get updates through the provider of the device. Please contact your service provider for technical support.


 Affected Models


Model Hardware Revision Affected FW Fixed FW Recommendation  Last Updated
(non-US) DIR-853/ET All Ax Hardware Revisions v1.06B72D24 Below v1.07B72D26

  Released only from Service Provider



Regarding Security patch for your D-Link Devices
Firmware updates address the security vulnerabilities in affected D-Link devices. D-Link will update this continually and we strongly recommend all users to install the relevant updates.
Please note that this is a device beta software, beta firmware, or hot-fix release which is still undergoing final testing before its official release. The beta software, beta firmware, or hot-fix is provided on an “as is” and “as available” basis and the user assumes all risk and liability for use thereof. D-Link does not provide any warranties, whether express or implied, as to the suitability or usability of the beta firmware. D-Link will not be liable for any loss, whether such loss is direct, indirect, special or consequential, suffered by any party as a result of their use of the beta firmware.
As there are different hardware revisions on our products, please check this on your device before downloading the correct corresponding firmware update. The hardware revision information can usually be found on the product label on the underside of the product next to the serial number. Alternatively, they can also be found on the device web configuration.