DSL-AX82U

Product Support For
DSL-AX82U Find Another Model
By registering your device, you can easily manage your product warranty, get technical support and keep track of your repair status.
Register Product

    BIOS & FIRMWARE

    • Driver & Tools
    • BIOS & FIRMWARE
    Firmware
    ASUS DSL-AX82U Firmware version 3.0.0.4.388_24894
    Version 3.0.0.4.388_24894
    48.83 MB
    2024/06/21

    Security Fixes and Improvements:
    - Update dnsmasq to 2.90.
    - Update dropbear to 2022.82 and fix CVE-2023-48795.
    - Update StrongSwan to 5.9.13.
    - Fixed the vulnerability in eapd.
    - Fixed the vulnerability in httpd.
    - Fixed CVE-2024-0401.
    - Fixed AiCloud related issues.

    Bug Fixes and Improvements:
    - Added device binding support of the first guest network.
    - Added WireGuard client MTU option.
    - Added Xiaomi phone USB tethering support.
    - Added IPv6 Access restriction rules (Web/SSH/Telnet) support.
    - Added DDNS services FreeDNS and FreeMyIP support.
    - Added IPv6 information in NetworkMap.
    - Added IPv6 addresses for the client of WireGuard server if enable IPv6.
    - Added Samba IPv6 support.
    - Added the edit mode for DHCP server Manual Assignment.
    - Updated the generation and usage of Router certificate.
    - Updated to support 50 IGMP member.
    - Updated Privacy Policy and EULA.
    - Fixed the client cannot access network if OpenVPN server setting with TAP + DHCP.
    - Fixed time zone 'Saint Pierre, Miquelon' with DST settings.
    - Fixed getting IPv6 address from WAN if setting Bridge service.
    - Fixed the issue of removing iPhone's first interface.
    - Fixed DDNS issue and enhanced the control flow.
    - Fixed disable and enable WireGUard server sometimes cause the router reboot.
    - Fixed cannot access WireGuard Server if enable DMZ.
    - Fixed AiMesh related issues.
    - Fixed Network Server Filter apply failed.
    - Fixed client status of wireguard server sometimes be incorrect.
    - Fixed Dual WAN load-balance issue when both of WAN are "Static IP".
    - Fixed router LAN devices configured using specific WAN when enabled Load Balance, client of VPN server could not access those LAN devices.
    - Fixed adding two or greater online mode rules for a day, the client cannot access internet in online period.
    - Fixed zone issue.
    - Fixed sometimes continuous feedback and then reboot issue.
    - Fixed getting IPv6 address from the server on no vlan interface even enable 802.1Q.
    - Fixed Parental Control issues.
    - Fixed OpenVPN server not show IPv6 settings correctly with new RWD UI.
    - Fixed telnet server terminated periodically if IPv6 enabled.
    - Fixed LED related issue.
    - Fixed VPN FUSION IPv6 default connection not changed if setting Internet Connection as default connection.

    Please unzip the firmware file, and then verify the checksum.
    SH256: 5c142b384473e65861ab6a5ed40000bd43da7fb7160b9693c64dc05592eca821

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.388_23756
    Version 3.0.0.4.388_23756
    48.15 MB
    2023/08/11

    Security:
    Fixed Client DOM Stored XSS.
    Fixed CVE-2022-46871.
    Fixed httpd command injection vulnerabilities.
    Fixed httpd DoS vulnerabilities.
    Fixed httpd integer overflow vulnerability.
    Fixed httpd Null Pointer Dereference vulnerabilities.
    Fixed lighttpd command injection vulnerability.
    Fixed not secure cookies when using https.
    Fixed cfg server security issues.
    Fixed Stored Cross Site Scripting.
    Updated OpenSSL to version 1.1.1t for CVE vulnerabilities.
    Fixed XSS attack via USB EXT3 foldername.
    Fixed Stored Cross Site Scripting. Thanks to Howard McGreehan.
    Fixed XSS attack via malformed hostname in DHCP request
    Fixed MiniDLNA CVE-2020-28926.
    Fixed OpenVPN CWE 134 issue.
    Fixed ffmpeg CVE-2022-3964 / CVE-2022-48434 / CVE-2022-3109.
    Fixed command injection issues.
    Fixed cURL CVE-2023-28322, CVE-2023-28319.
    Updated libxml2 to version 2.10.4.
    Fixed Brute Force Protection for SSH and telnet server.
    Fixed AiCloud ZDI-CAN-16078.
    Fixed the vulnerability in the logmessage function.

    Feature:
    Add Surfshark in VPN Fusion allows you to surf the internet anonymously and securely from anywhere by encrypting connections. Please refer to https://asus.click/SurfsharkVPN.
    Fixed AiMesh related bugs.
    Fixed minor GUI bugs.
    Fixed AiCloud ftpclient login issue.
    Fixed ipv6 network service filter issue.
    Enhanced Dual-WAN fail-over/fail-back. Fixed switching Operation Mode.
    Fixed resource leak issues.
    Updated OpenVPN server for the compatibility with OpenVPN 2.6 client.
    Fixed bandwidth limiter rule not to restart in mesh node.
    Fixed possible system crash issue with setting WireGuard VPN Fusion.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: bcfb656013c80c6cd3011c28c73a10cf60eb7ee5bdc474528b72fe447a99a4b6

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.388_22048
    Version 3.0.0.4.388_22048
    47.09 MB
    2022/12/29

    Security Fixes and Improvements:
    - Update OpenVPN to 2.4.12 for CVE-2022-0547.
    - Update strongswan to 5.9.8 for CVE-2021-45079, CVE-2022-40617.
    - Fixed status page HTML vulnerability. Thanks to David Ward.
    - Fixed busybox CVE-2022-28391, CVE-2021-42386, CVE-2021-42384, CVE-2021-42382, CVE-2021-42383, CVE-2021-42379, CVE-2021-42380, CVE-2021-42385, CVE-2021-30065.
    - Fixed dropbear CVE-2019-17362.
    - Updated cURL to 7.84.0.
    - Updated libexif to 0.6.24.
    - Fixed ntp libevent: CVE-2016-10195, CVE-2016-10196, CVE-2016-10197, isc: fix CVE-2018-5743, CVE-2012-3868
    - Updated ffmpeg to version 4.4.2.
    - Fxied open redirect vulnerability of web page.
    - Updated libssh2 to version 1.10.0 for CVE-2019-17498.
    - Fixed cfg_server security issue.
    - Fixed HTTP response splitting vulnerability. Thanks to Efstratios Chatzoglou, University of the Aegean.

    New Features:
    - Supported WireGuard VPN server and client.
    - Supported VPN fusion. It can easily achieve VPN connection to network devices like Smart TV, Game consoles and without installing the VPN client software.
    - Supported new devices connection notification.
    - Supported connection diagnostic on the ASUS router app.
    - Supported Instant Guard 2.0 which helps easily invite family or friends to join the VPN connection.
    - Upgraded parental control and added reward, new scheduler for flexible setting.
    - Supported Auto USB Backup WAN.

    Bug Fixes and Improvements:
    - Enhanced OpenVPN Client profile parser to support option "ignore-unknown-option".
    - Enhanced DDNS to select method to register IPv4 address automatically.
    - Updated DSL PHY to A2x028b, A2pv6L047k by default.
    - Added DDNS HE.NET support.
    - Fixed and enhanced AiMesh related issues.
    - Updated OOKLA to 3.8.0.
    - Fixed dhd TRAP type 0x4 @ epc 0x39792 case.
    - Fixed 5G 160MHz download throughput issue.
    - Fixed Block-ACK transmission power have chance to over expectation.
    - Added iPhone USB tethering connection support.
    - Updated default timeout of DNS query in Networking Monitoring .
    - Fixed possible crash issue while using OpenVPN.
    - Disabled insecure DSS support of SSH server.
    - Fixed IPv6 firewall issue when enabled IPv4 Firewall.
    - Fixed the device list on the left side of Web AiCloud cannot correctly display connected devices.
    - Fixed Windows 10/11 (22H2) client cannot establish connection with IPsec VPN server.
    - Enhanced IPSec server to support packet size exceeds 32K bytes.
    - Fixed httpd login lock time issue.
    - Fixed memory leak issue of conn_diag.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 8197deaeaf130372c0de6cb3e89625df

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.386.49608
    Version 3.0.0.4.386.49608
    55.77 MB
    2022/07/28

    Security
    - Fixed string format stacks vulnerability
    - Fixed cross-site-scripting vulnerability
    - Fixed informational vulnerability. Thanks to Howard McGreehan.
    - Fixed SQL injection vulnerability
    - Fixed json file traversal vulnerability
    - Fixed plc/port file traversal vulnerability
    - Fixed stack overflow vulnerability. Thanks to HP of Cyber Kunlun Lab
    - Fixed authenticated stored XSS vulnerability. Thanks to Luke Walker – SmartDCC
    - Fixed cfgserver heap overflow vulnerability
    - Fixed cfgserver denial of service vulnerability. Thanks to TianHe from BeFun Cyber Security Lab.
    - Fixed OpenSSL CVE-2022-0778
    - Fixed CVE-2021-34174
    - Added more security measures to block malware.
    - Fixed Stored XSS vulnerability. Thanks to Milan Kyselica of IstroSec.
    - Fixed CVE-2022-23970, CVE-2022-23971, CVE-2022-23972, CVE-2022-23973, CVE-2022-25595, CVE-2022-25596, CVE-2022-25597, CVE-2022-26376

    Bug fixes
    - Fixed AiMesh guest network issues.
    - Fixed DDNS issues where the WAN IP is IPv6
    - Fixed UI bugs in Administration --> feedback.
    - Fixed time zone error.
    - Fixed Aura RGB issue.
    - Fixed Internet connection issue for specific ISPs.

    New features
    - Added 3rd party DNS server list in WAN --> DNS to help users enhance the connection security.
    - Supported Safe Browsing in the router app to filter explicit content from search results. You can set it in the router app --> Devices or Family.

    Please unzip the firmware file first then check the MD5 code.
    MD5: decefd75eca049b45c91917ea6810631

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.386_48378
    Version 3.0.0.4.386_48378
    55.77 MB
    2022/04/07

    Security Fixes and Improvements:
    - Fixed ZDI-CAN-16036.
    - Fixed lighttpd may execute any command.
    - Update OpenSSL to 1.1.1n for CVE-2022-0778.
    - Fixed HTTP smuggling issue of httpd.
    - Fixed arbitrary file reading vulnerability of httpd.
    - Fixed unauthorization DoS issue.
    - Fixed stack overflow issue of eapd.
    - Fixed string format stacks vulnerability, cross-site-scripting vulnerability and informational vulnerability. Thanks to Howard McGreehan.
    - Fixed authenticated stored XSS vulnerability. Thanks to Luke Walker - SmartDCC.
    - Fixed SQL injection vulnerability, json file traversal vulnerability, plc/port file traversal vulnerability, stack overflow vulnerability. Thanks to HP of Cyber Kunlun Lab.
    - Fixed LPD denial of service vulnerability, cfgserver heap overflow vulnerability, cfgserver denial of service vulnerability. Thanks to TianHe from BeFun Cyber Security Lab.
    - Fixed CVE-2015-9261, CVE-2017-15873, CVE-2021-28831, CVE-2021-34174.

    Bug Fixes and Improvements:
    - Fixed and enhanced AiMesh related issues.
    - Fixed and enhanced AiCloud related issues.
    - Fixed minor GUI bugs.
    - Fixed IPv6 related issues.
    - Fixed OpenVPN related issues.
    - Enhanced Fail-Back with Network Monitoring.
    - Fixed igmp snooping cannot enable/disable.

    Please unzip the firmware file first then check the MD5 code.
    MD5: fa0dfc12186e7e4065a0c8336c19a964

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.386_43600
    Version 3.0.0.4.386_43600
    53.35 MB
    2021/08/06

    1. Fix GUI issue.
    2. Fix bugs during setup wizard.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 4fe1bf2879516744926b33d60d799de2

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.386_43563
    Version 3.0.0.4.386_43563
    53.35 MB
    2021/06/17

    Security Fixes:
    - Fixed XSS on login page.
    - Fixed Buffer Overflow issue of httpd.
    Bug Fixes:
    - Fixed and enhanced AiMesh/Guest network related issues.
    - Added AP mode support.
    - Fixed sometimes ipv6 not work.
    - Fixed IPTV not apply correctly.
    - Update DSL diagnostic to capture training data.
    - Fixed Parental Control not work when Network Service Filter is enabled.
    - Fixed PPTP/L2TP client not start automatically.
    - Fixed internet connection issue if setting LAN DNS in WAN.
    - Fixed stability adjustment not work for VDSL2.Security Fixes:
    - Fixed XSS on login page.
    - Fixed Buffer Overflow issue of httpd.
    Bug Fixes:
    - Fixed and enhanced AiMesh/Guest network related issues.
    - Added AP mode support.
    - Fixed sometimes ipv6 not work.
    - Fixed IPTV not apply correctly.
    - Update DSL diagnostic to capture training data.
    - Fixed Parental Control not work when Network Service Filter is enabled.
    - Fixed PPTP/L2TP client not start automatically.
    - Fixed internet connection issue if setting LAN DNS in WAN.
    - Fixed stability adjustment not work for VDSL2.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 7972dc2fccf929e37ac7643fc5fcbb8f

    DOWNLOAD
    SHOW MORE DESCRIPTION
    ASUS DSL-AX82U Firmware version 3.0.0.4.386_42438
    Version 3.0.0.4.386_42438
    56.75 MB
    2021/04/20

    - Initial Release

    Please unzip the firmware file first then check the MD5 code.
    MD5: 5390e99fc39b80d920bfc6600f08d45b

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Show all
    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
    • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
    • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
    • PCB color and bundled software versions are subject to change without notice.
    • Brand and product names mentioned are trademarks of their respective companies.
    • The terms HDMI and HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.
      • The actual transfer speed of USB 3.0, 3.1, 3.2, and/or Type-C will vary depending on many factors including the processing speed of the host device, file attributes and other factors related to system configuration and your operating environment.
      • Actual data throughput and WiFi coverage will vary from network conditions and environmental factors, including the volume of network traffic, building material and construction, and network overhead, result in lower actual data throughput and wireless coverage.
      • Quoted network speeds and bandwidth based on current IEEE 802.11ac specifications. Actual performance may be affected by network and service provider factors, interface type, and other conditions. Connected devices must be 802.11ac-compatible for best results.
      • WPA/WPA2 enterprise is only available on single router, is not available under AiMesh mode.
      • When traditional QoS is enabled, there will be limitations due to the actual Internet service bandwidth and different environment, and there may be a risk of speed reduction.
      • Due to the different power supply requirements on USB external hard disk and 4G/5G Modem device, to ensure that the external device can be used stably, if the USB external device exceeds the standard USB 2.0 (5V/500mA) and USB 3.1 Gen 1 (5V/900mA) power supply requirements, you need to use it with an independent external power supply.
      • If you use the product in conjunction with a third party service, you are responsible for complying with the third party provider's terms and conditions and privacy policy and are also at the risk of such use. ASUS does not provide support or guarantee continuous integration support for products that are not part of ASUS.