critical
9.8
CWE
287
Advisory Published
Updated

CVE-2023-50919

First published: Fri Jan 12 2024(Updated: )

An issue was discovered on GL.iNet devices before version 4.5.0. There is an NGINX authentication bypass via Lua string pattern matching. This affects A1300 4.4.6, AX1800 4.4.6, AXT1800 4.4.6, MT3000 4.4.6, MT2500 4.4.6, MT6000 4.5.0, MT1300 4.3.7, MT300N-V2 4.3.7, AR750S 4.3.7, AR750 4.3.7, AR300M 4.3.7, and B1300 4.3.7.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
All of
Any of
Netgear Nighthawk AX1800 Firmware=4.3.7
Netgear Nighthawk AX1800 Firmware=4.4.6
GL.iNet GL-AX1800
All of
Any of
gl-inet gl-axt1800=4.3.7
gl-inet gl-axt1800=4.4.6
GL.iNet GL-AX1800
All of
Any of
GL.iNet GL-MT3000 Firmware=4.3.7
GL.iNet GL-MT3000 Firmware=4.4.6
GL.iNet GL-MT3000
All of
Any of
GL.iNet GL-MT2500=4.3.7
GL.iNet GL-MT2500=4.4.6
GL.iNet GL-MT2500
All of
Any of
GL.iNet GL-MT6000=4.3.7
GL.iNet GL-MT6000=4.4.6
GL.iNet GL-MT6000
All of
Any of
GL.iNet GL-MT1300 Firmware=4.3.7
GL.iNet GL-MT1300 Firmware=4.4.6
GL.iNet GL-MT1300
All of
Any of
GL.iNet GL-MT300N-V2 Firmware=4.3.7
GL.iNet GL-MT300N-V2 Firmware=4.4.6
gl-inet gl-mt300n-v2 firmware
All of
Any of
GL.iNet GL-AR750 Firmware=4.3.7
GL.iNet GL-AR750 Firmware=4.4.6
GL.iNet GL-AR750 Firmware
All of
Any of
GL.iNet GL-AR750 Firmware=4.3.7
GL.iNet GL-AR750 Firmware=4.4.6
GL.iNet GL-AR750 Firmware
All of
Any of
GL.iNet GL-AR300M Firmware=4.3.7
GL.iNet GL-AR300M Firmware=4.4.6
GL.iNet GL-AR300M Firmware
All of
Any of
GL.iNet GL-B1300 Firmware=4.3.7
GL.iNet GL-B1300 Firmware=4.4.6
GL.iNet GL-B1300 Firmware
All of
Any of
GL.iNet GL-A1300 Firmware=4.3.7
GL.iNet GL-A1300 Firmware=4.4.6
GL.iNet GL-A1300 Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-50919?

    CVE-2023-50919 is classified as a high-severity vulnerability due to the potential for unauthorized access.

  • How do I fix CVE-2023-50919?

    To mitigate CVE-2023-50919, upgrade your GL.iNet devices to firmware version 4.5.0 or later.

  • What devices are affected by CVE-2023-50919?

    CVE-2023-50919 affects GL.iNet devices running versions before 4.5.0, including A1300, AX1800, and MT3000 among others.

  • How does CVE-2023-50919 exploit NGINX authentication?

    CVE-2023-50919 exploits NGINX authentication through Lua string pattern matching, allowing bypass of access controls.

  • Is there a workaround for CVE-2023-50919 before upgrading?

    While upgrading is recommended, there are no reliable workarounds available for CVE-2023-50919.

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