Support Announcements
DIR-867-US Rev. Ax FW v1.20B10 / DIR-878 Rev. Ax FW v1.20B05 / DIR-882-US Rev. Ax FW v1.30b10 :: CVE-2020-15633 : HNAP Authentication Bypass Vulnerability


On July 2, 2020, a 3rd party security researcher team, Trend Micro's Zero Day Initiative, submitted a report accusing the DIR-867-US Hardware Revision A using firmware v1.20B10 of a bypass authentication vulnerability in the HNAP feature to change the admin password by simply appending the string `?GetCAPTCHAsetting` to the end of a HTTP request to the device. vulnerability.  This vulnerability was assigned  CVE-2020-15633 from Trend Micro.  The Vulnerability was confirmed, expanded to include the DIR-878 Hardware Revision A, and patches were issued too close the issue. The DIR-882-US remains under investigation. Please find the beta/hotfix release below

3rd Party Report information

          - Report provided chung96vn - Security Researcher of VinCSS (Member of Vingroup) working with Trend Micro Zero Day Initiative

          - Reference :

                 - CVE-2020-15633 :: To be published



 Affected Models


Model Hardware Revision Affected FW Fixed FW Recommendation  Last Updated
DIR-867-US All Ax Hardware Revisions v1.20B10 & Below v1.30b06 Beta Hotfix Completed 07/17/2019
DIR-878 All Ax Hardware Revisions v1.20B05 & Below v1.30b07 Beta Hotfix Completed 07/17/2019
DIR-882-US All Ax Hardware Revisions v1.30B10 & Belwo Under Investigation Under Investigation 07/28/2019


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.