ASUS ZenWiFi AX (XT8)

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    BIOS & FIRMWARE

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    Firmware
    ASUS ZenWiFi XT8 Firmware version 3.0.0.4.388_24684
    Version 3.0.0.4.388_24684
    49.7 MB
    2024/11/05

    This version of firmware is only applicable to ZenWiFi XT8 of HW Ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    1. Strengthened input validation and data processing workflows to further protect information security.
    2. Enhanced AiCloud password protection mechanisms, safeguarding against unauthorized access attempts.
    3. Enhanced device security through improved buffer handling in connection features.
    4. Refined data handling processes, ensuring secure and accurate information management.
    5. Enhanced file access control mechanisms, promoting a more secure operating environment.
    6. Strengthened certificate protection, providing enhanced data security.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: ffbae9dc6c9a1b0364d8d7b1c96b999c3be3c5610457312721621c12aba2bba1

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    ASUS ZenWiFi XT8 Firmware version 3.0.0.4.388_24668
    Version 3.0.0.4.388_24668
    49.61 MB
    2024/09/24

    This version of firmware is only applicable to ZenWiFi XT8 of HW Ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    1. Optimized memory management mechanisms, improving system efficiency and stability.
    2. Strengthened input validation and data processing workflows, further protecting your information security.
    3. Improved web rendering engine, enhancing browsing experience and security.
    4. Enhanced security of system command processing to guard against potential malicious operations.
    5. Perfected JavaScript-related security mechanisms, offering a more secure web interaction environment.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 88328e6767b3c0afc4527e15129960229d1a6573fe4bd63c003a55e9aed3c829

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    ASUS ZenWIFI XT8 Firmware version 3.0.0.4.388_24621
    Version 3.0.0.4.388_24621
    49.61 MB
    2024/03/19

    This version of firmware is only applicable to ZenWIFI XT8 of HW Ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    - Fixed command injection vulnerability.
    - Fixed the ARP poisoning vulnerability. Thanks to the contribution of Xin'an Zhou.
    - Fixed code execution in custom OVPN. Thanks to the contrubution of Jacob Baines.
    - Fixed the injection vulnerability in AiCloud.
    - Fixed stack buffer overflow in lighttpd. Special thanks to Viktor Edstrom.
    - Fixed CVE-2023-35720
    - Fixed the code execution vulnerability in AiCloud. Thanks to the contribution of chumen77.
    - Fixed the XSS and Self-reflected HTML injection vulnerability. Thanks to the contrubution of Redfox Cyber Security.
    - Fixed CVE-2024-3079 and CVE-2024-3080. Thanks to the contribution of swing from Chaitin Security Research Lab.

    *Please be advised that due to a security upgrade in AiMesh, we strongly recommend against downgrading to previous firmware versions, as this may lead to connection issues. Should you encounter any difficulties, resetting the AiMesh router to its default settings and re-establishing the mesh connection can resolve the problem.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 2cd1851f75abf270c34ec4643617aa03235c3d1415696a8a9100dc1b79972378

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    ASUS ZenWIFI XT8 Firmware version 3.0.0.4.388_24609
    Version 3.0.0.4.388_24609
    49.59 MB
    2024/01/26

    This version of firmware is only applicable to ZenWIFI XT8 of HW Ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    Bug Fixes and Enhancements:
    - Fixed IP display list issue on networkmap.
    - Fixed a GUI bug for WireGuard client profile name.
    - Fixed WAN connection issues.
    - Resolved an issue that caused hostname errors in the DDNS service.
    - Resolved OpenVPN server TAP mode issue.
    - Added MTU setting for WireGuard client.
    - Ensured consistent display of client status on the WireGuard server.
    - Enhanced system stability when accessing the WireGuard server with DMZ enabled.
    - Improved stability when enabling or disabling the WireGuard server.
    - Optimized memory utilization and fixed an occasional server error when registering DDNS with an app.
    - Corrected a bug encountered when adding a rule to the network services filter.
    - Fixed AiMesh node under Ethernet backhaul issues.
    - Fixed GUI bugs while searching for AiMesh Node.
    - Fixed USB function related issues.
    - Fixed a GUI bug that occurred when adding port range rules in the Network Service Filter.

    Security Fixes:
    - Fixed OpenSSL vulnerabilities.
    - Fixed command injection vulnerabilities.
    - Upgraded to the latest dropbear version.
    - Fixed a stack overflow vulnerability.
    - Fixed vulnerability in command injection after authentication.
    - Fixed XSS potentially via malformed hostname in DHCP request.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 2c30916aa29897cd44785e1ad67a9c77c0563d2c5b11b28a40a5101f79460250

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    ASUS ZenWiFi AX (XT8) Firmware version 3.0.0.4.388.23285
    Version 3.0.0.4.388.23285
    48.5 MB
    2023/05/15

    This version of firmware is only applicable to ZenWIFI XT8 of HW Ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    Bug fixes and functionality modifications:
    -The ARP response issue has been resolved, along with the connection issue between the router and the ROG Phone 6 and 7.
    -Resolved the issue where the USB path is not displayed on the Media Server page in the AiMesh node
    -Resolved the Download Master login issue. Please click the update link in the USB Application to update it.

    Security updates:
    -Fixed the cfg server vulnerability. Thanks to Swing and Wang Duo from Chaitin Security Research Lab.
    -Fixed the vulnerability in the logmessage function CVE-2023-35086/ CVE-2023-35087. Thanks to Swing and Wang Duo from Chaitin Security Research Lab C0ss4ck from Bytedance Wuheng Lab, Feixincheng from X1cT34m.

    Please unzip the firmware file, and then verify the checksum.
    SHA256: 450307439b402fdbdc71ffcf44d195c2d42270092b000387fbcc4f801241fe75

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    ASUS ZenWiFi AX XT8 Firmware version 3.0.0.4.388.23012
    Version 3.0.0.4.388.23012
    49 MB
    2023/04/12

    This version of firmware is only applicable to ZenWIFI XT8 of HW Ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    New features:
    -Built-in 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

    -iPhone/Android USB auto backup WAN allows you to connect your phone to the router’s USB port and use it as an internet source. Please refer to https://asus.click/AutobackupWAN

    -DDNS transfer allows you to transfer your ASUS DDNS hostname from your original router to the new one. Please refer to https://asus.click/ASUSDDNS

    Bug fixes and functionality modifications:
    -Resolved the issue with login and password changes.
    -Resolved the IPSec VPN connection issues.
    -Resolved the Instant Guard connection issues.
    -Fixed the AiCloud login issue after unplugging and plugging the HDD into the USB port.
    -Fixed the issue where Traffic Analyzer sometimes couldn't record data.
    -Fixed the time display issue for the preferred upgrade time in the Auto Firmware Upgrade function.
    -Fine-tuned the description for port status.
    -Enabled DynDNS and No-IP DDNS to use IPv6.
    -Fixed AiMesh preferred AP identification in site survey results.
    -Updated timezone list for Greenland, Mexico, and Iran.
    -Modified the USB application option text in dual WAN.
    -Allowed WireGuard Server clients to access the Samba server.
    -Fixed memory leak issue.
    -Enabled the failback function when using the iOS/Android USB backup WAN.

    Security updates:
    -Enabled and supported ECDSA certificates for Let's Encrypt.
    -Enhanced protection for credentials.
    -Enhanced protection for OTA firmware updates.
    -Fixed DoS vulnerabilities in firewall configuration pages. Thanks to Jinghe Gao's contribution.
    -Fixed DoS vulerabilities in httpd. Thanks to Howard McGreehan.
    -Fixed information disclosure vulnerability. Thanks to Junxu (Hillstone Network Security Research Institute) contribution.
    -Fixed CVE-2023-28702 and CVE-2023-28703. Thanks to Xingyu Xu(@tmotfl) contribution.
    -Fixed null pointer dereference vulnerabilities. Thanks to Chengfeng Ye, Prism Research Group - cse hkust contribution.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 3c73df598fd268bba7ab97cf3258e71e

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    ASUS ZenWiFi XT8 Firmware version 3.0.0.4.388.22525
    Version 3.0.0.4.388.22525
    47.71 MB
    2023/02/14

    This version of firmware is only applicable to ZenWIFI XT8 of HW ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    1.Fixed CVE-2022-46871
    2.Fixed Client DOM Stored XSS.
    3.Improved AiMesh backhaul stability.
    4.Fixed AiMesh topology UI bugs.
    5.Fixed the reboot issue when assigning specific clients in VPN fusion.
    6.Fixed the VPN fusion bug when importing the Surfshark WireGuard conf file.
    7.Fixed network map bugs.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 15fe09ba64aa0463f9ccc2b88a55f690

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    ASUS ZenWiFi AX XT8 Firmware version 3.0.0.4.388.22068
    Version 3.0.0.4.388.22068
    47.65 MB
    2022/12/21

    This version of firmware is only applicable to ZenWIFI XT8 of HW ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    1. Improved system stability.
    2. Fixed the IPsec VPN compatibility issue with Win10.
    3. Fixed the VPN fusion user interface issues under the HTTPS connection.
    4. Fixed Client DOM Stored XSS vulnerability.
    5. Improved Wireguard performance.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 44d14ee9510fa384c6b553dd4c097718

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    ASUS ZenWiFi AX (XT8) Firmware version 3.0.0.4.388.21617
    Version 3.0.0.4.388.21617
    48.29 MB
    2022/11/21

    This version of firmware is only applicable to ZenWIFI XT8 of HW ver: 1.0, please check the product label before utilizing. You can check the hardware version from the product SN label or box label.

    1. Optimized memory usage and improved system stability.
    2. Fixed 2.5G port compatibility issues.
    3. Fixed USB HDD compatibility issue with the Time machine.
    4. Added a new web GUI login URL http://www.asusrouter.com
    5. Fixed IPTV compatibility issue with Movistar.
    6. Fixed VPN fusion,  AiMesh, and Network map GUI bugs.
    7. Fixed WAN compatibility issue with Starlink router.
    8. Fixed miniupnpc vulnerabilities, CVE-2015-603, CVE-2017-1000494
    9. Fixed IPSec server vulnerability, CVE-2022-40617
    10. Improved connection speed with Verizon FIOS

    Please unzip the firmware file first then check the MD5 code.
    MD5: 82fb58213e09f954ce01cc0dc3ca4186

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    ASUS ZenWiFi AX (XT8) Firmware version 9.0.0.4.388.21101
    Version 9.0.0.4.388.21101
    Beta Version
    46.66 MB
    2022/10/27

    Improved 5GHz backhaul stability.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 047808bccd6a1cd2cd16238e367c9c2a

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    ASUS ZenWiFi AX (XT8) Firmware version 3.0.0.4.388.21099
    Version 3.0.0.4.388.21099
    46.66 MB
    2022/10/03

    Try more on ASUSWRT 2022 with new features at https://asus.click/ASUSWRT2022
    1. Supported WireGuard VPN server and client.
    2. Supported VPN fusion. It can easily achieve VPN connection to network devices like Smart TV, Game consoles and without installing the VPN client software.
    3. Supported new devices connection notification.
    4. Supported connection diagnostic on the ASUS router app.
    5. Supported Instant Guard 2.0 which helps easily invite family or friends to join the VPN connection.
    6. Upgraded parental control and added reward, new scheduler for flexible setting
    7. Fixed USB icon issue in port status.
    8. Fixed HTTP response splitting vulnerability. Thanks to Efstratios Chatzoglou, University of the Aegean.
    9. Fixed status page HTML vulnerability. Thanks to David Ward.
    10. Fixed CVE-2018-1160. Thanks to Steven Sroba.
    11. Fixed cfg_server security issue.

    Please unzip the firmware file first then check the MD5 code.
    MD5: d87704f3d53898f19961b6085c621193

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    ASUS ZenWiFi XT8 Firmware version 9.0.0.4.386.48966
    Version 9.0.0.4.386.48966
    Beta Version
    55.68 MB
    2022/05/27

    Fixed the AiMesh node connection issue if the WPA Pre-Share key is over 32 characters.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 66cb3f933ceded6019aefffee6dd920a

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    ASUS ZenWiFi XT8 Firmware version 3.0.0.4.386.48706
    Version 3.0.0.4.386.48706
    55.68 MB
    2022/05/03

    1. Fixed OpenSSL CVE-2022-0778
    2. Fixed CVE-2021-34174, CVE-2022-0778
    3. Added more security measures to block malware.
    4. Fixed Stored XSS vulnerability. Thanks to Milan Kyselica of IstroSec.
    5. Fixed CVE-2022-23970, CVE-2022-23971, CVE-2022-23972, CVE-2022-23973, CVE-2022-25595, CVE-2022-25596, CVE-2022-25597, CVE-2022-26673, CVE-2022-26674, CVE-2022-26376
    6. Added 3rd party DNS server list in WAN --> DNS to help users enhance the connection security.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 52a35ebbe801c1ee58dc2d83cbdccd97

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    ASUS ZenWiFi XT8 Firmware version 3.0.0.4.386.46061
    Version 3.0.0.4.386.46061
    55.79 MB
    2022/01/14

    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 LPD denial of service vulnerability
    -Fixed cfgserver heap overflow vulnerability
    -Fixed cfgserver denial of service vulnerability
    Thanks to TianHe from BeFun Cyber Security Lab.

    Added more ISP profile
    Digi 1 - TM
    Digi 2 - TIME
    Digi 3 - Digi
    Digi 4 - CTS
    Digi 5 - ALLO
    Digi 6 - SACOFA
    Maxis - CTS
    Maxis - SACOFA
    Maxis - TNB/ALLO

    Fixed AiMesh guest network issues.
    Fixed DDNS issues where the WAN IP is IPv6
    Fixed UI bugs in Administration --> feedback.
    Fixed time zone error.
    Improved the connection stability.

    Please unzip the firmware file first then check the MD5 code.
    MD5:f578a0940b97337f7f377d93f479c1c1

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    ASUS ZenWifi_XT8 Firmware version 3.0.0.4.386.45934
    Version 3.0.0.4.386.45934
    55.78 MB
    2021/11/03

    If your router's production year is 2022 or above, DO NOT downgrade to this versionPlease check the back label for the production year.

    1.Fixed Let's encrypt bugs
    2.Fixed httpd vulnerability
    3.Fixed stack overflow vulnerability
    4.Fixed DoS vunerability
    Thanks for the contribution of Fans0n、le3d1ng、Mwen、daliy yang from 360 Future Security Labs

    Please unzip the firmware file first then check the MD5 code.
    MD5: 91e71250c4b906aba24eebff90bb917a

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    ASUS ZenWiFi AX (XT8) Firmware version 3.0.0.4.386.45898
    Version 3.0.0.4.386.45898
    55.65 MB
    2021/10/06

    If your router's production year is 2022 or above, DO NOT downgrade to this version, Please check the back label for the production year.

    - Improved system stability and fixed GUI issue
    - This version includes several vulnerability patches.
    BusyBox
    - CVE-2016-2148
    - CVE-2016-6301
    - CVE-2018- 1000517

    cURL
    - CVE-2020-8169
    - CVE-2019-5481
    - CVE-2019-5482
    - CVE-2018-1000120
    - CVE-2018- 1000300
    - CVE-2018-16839

    Lighttpd
    - CVE-2018-19052

    Linux
    - CVE-2020-14305
    - CVE-2020-25643
    - CVE-2019-19052

    lldpd
    - CVE-2020-27827

    Avahi
    - CVE-2017-6519

    hostapd
    - CVE-2021-30004
    - CVE-2019-16275

    OpenVPN
    - CVE-2020-11810
    - CVE-2020-15078

    wpa
    - CVE-2021-30004
    - CVE-2021-27803
    - CVE-2019-11555
    - CVE-2019-9499
    - CVE-2019-9498
    - CVE-2019-9497
    - CVE-2019-9496
    - CVE-2019-9495
    - CVE-2019-9494
    - CVE-2017-13086
    - CVE-2017-13084
    - CVE-2017-13082
    - CVE-2016-4476
    - CVE-2015-8041

    - Fixed DoS vulnerability from spoofed sae authentication frame. Thanks to Efstratios Chatzoglou, University of the Aegean, Georgios Kambourakis, European Commission at the European Joint Research Centre, and Constantinos Kolias, University of Idaho.
    - Fixed Stored XSS vulnerability.
    - Fixed CVE-2021-41435, CVE-2021-41436.
    Thanks to Efstratios Chatzoglou, University of the Aegean
    Georgios Kambourakis, European Commission at the European Joint Research Centre
    Constantinos Kolias, University of Idaho.
    - Fixed Stack overflow vulnerability. Thanks to Jixing Wang (@chamd5) contribution.
    - Fixed information disclosure vulnerability .Thanks to CataLpa from DBappSecurity Co.,Ltd Hatlab and 360 Alpha Lab contribution.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 95f2005a42b5ff93734352a9313b0757

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    • 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.
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