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CVE-2023-50919

CRITICALCVSS 9.8/10EPSS 47.80%

Last modified

CVE-2023-50919 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered on GL.iNet devices before version 4.5.0. There is an NGINX authentication bypass via Lua string pattern matching. EPSS estimates a 47.80% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
47.80%

98.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Gl-InetGl-Ax1800 Firmware4.3.7
Gl-InetGl-Ax1800 Firmware4.4.6
Gl-InetGl-Axt1800 Firmware4.3.7
Gl-InetGl-Axt1800 Firmware4.4.6
Gl-InetGl-Mt3000 Firmware4.3.7
Gl-InetGl-Mt3000 Firmware4.4.6
Gl-InetGl-Mt2500 Firmware4.3.7
Gl-InetGl-Mt2500 Firmware4.4.6
Gl-InetGl-Mt6000 Firmware4.3.7
Gl-InetGl-Mt6000 Firmware4.4.6
Gl-InetGl-Mt1300 Firmware4.3.7
Gl-InetGl-Mt1300 Firmware4.4.6
Gl-InetGl-Mt300n-V2 Firmware4.3.7
Gl-InetGl-Mt300n-V2 Firmware4.4.6
Gl-InetGl-Ar750s Firmware4.3.7
Gl-InetGl-Ar750s Firmware4.4.6
Gl-InetGl-Ar750 Firmware4.3.7
Gl-InetGl-Ar750 Firmware4.4.6
Gl-InetGl-Ar300m Firmware4.3.7
Gl-InetGl-Ar300m Firmware4.4.6
Gl-InetGl-B1300 Firmware4.3.7
Gl-InetGl-B1300 Firmware4.4.6
Gl-InetGl-A1300 Firmware4.3.7
Gl-InetGl-A1300 Firmware4.4.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-50919?
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.
How severe is CVE-2023-50919?
CVE-2023-50919 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 47.80% probability of exploitation in the next 30 days.
How do I fix CVE-2023-50919?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-50919?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST