RT-AC55U
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    BIOS & FIRMWARE

    • Driver & Tools
    • BIOS & FIRMWARE

    We don’t currently provide a software utility or drivers for this model.
    For Devices with Chrome OS, Driver will be updated while Chrome OS updating.

    Firmware
    ASUS RT-AC55U Firmware version 3.0.0.4.382.52236
    Version 3.0.0.4.382.52236
    32.33 MB
    2020/06/04

    This model was end of its life, and its firmware, utility, website, and manual will no longer be updated. For more details, please refer to https://www.asus.com/event/network/eol-product/

    - Fixed CVE-2018-20334
    - Fixed CVE-2018-20336
    - Fixed null pointer issue.
    - Fixed DDoS vulnerability.
    - Fixed command injection vulnerability.
    - Fixed buffer overflow vulnerability.
    - Updated OTA function.

    Please unzip the firmware file first then check the MD5 code.
    MD5: cd96849a23bc5ccd82141f27cda20ae0

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    ASUS RT-AC55U Firmware version 3.0.0.4.382.51915
    Version 3.0.0.4.382.51915
    31.7 MB
    2020/01/06

    - Improved NAT performance

    Please unzip the firmware file first then check the MD5 code.
    MD5: 8632826123d38a4c571e347f614d2c5b

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    ASUS RT-AC55U Firmware version 3.0.0.4.382.51812
    Version 3.0.0.4.382.51812
    31.67 MB
    2019/08/07

    Security Fixes
    - Fixed DDoS vulnerability.
    - Fixed AiCloud vulnerability.
    - Fixed command injection vulnerability.
    - Fixed buffer overflow vulnerability.
    - Fixed CVE-2018-20334
    - Fixed CVE-2018-20336
    - Fixed null pointer issue.
    - Fixed AiCloud buffer overflow vulnerability.

    Bug fixes
    - Stability improvement
    - Fixed Media bridge connection problem.

    Please unzip the firmware file first then check the MD5 code.
    MD5: 4be29e6f8044bc8e872214bfebdf7c81

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    ASUS RT-AC55U Firmware version 3.0.0.4.382.50702
    Version 3.0.0.4.382.50702
    32.98 MB
    2018/07/16

    - Modified the EULA for DDNS, AiProtection, Adaptive QoS, Traffic Analyzer, Web history, Feedback.
    - Added Privacy page in Advanced settings
    - Fixed IPv6 bugs
    - Added more protection mechanism for OpenVPN account


    Please unzip the firmware file first then check the MD5 code.
    MD5: 80e00d383a19145aaf5e24f6eacf1555

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    ASUS RT-AC55U Firmware version 3.0.0.4.382.50470
    Version 3.0.0.4.382.50470
    32.94 MB
    2018/05/15

    - Improved system stability.
    - Fixed XSS vulnerability. Thanks to Yonghui Han of Fortinet's FortiGuard Labs.
    - Fixed CVE-2018-8877, CVE-2018-8878, CVE-2018-8879
    - Fixed plain text password vulnerability in lighthttpd
    - Modified Quick Internet Setup wizard process.
    - Main SSID and guest network can hide independently.

    Please unzip the firmware file first then check the MD5 code.
    MD5: d52c620673cca639a15c3b7334f50a85

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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.
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