CVE-2023-50919
There is an NGINX authentication bypass via Lua string pattern matching.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 47.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 47.80% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- gl-inet/gl-ax1800 firmware · gl-inet/gl-axt1800 firmware · gl-inet/gl-mt3000 firmware · gl-inet/gl-mt2500 firmware · gl-inet/gl-mt6000 firmware · gl-inet/gl-mt1300 firmware · gl-inet/gl-mt300n-v2 firmware · gl-inet/gl-ar750s firmware · gl-inet/gl-ar750 firmware · gl-inet/gl-ar300m firmware · gl-inet/gl-b1300 firmware · gl-inet/gl-a1300 firmware
- Source
- cve@mitre.org
EPSS 47.8% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://packetstormsecurity.com/files/176708/GL.iNet-Unauthenticated-Remote-Command-Execution.html
- https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Authentication-bypass.mdExploit, Issue Tracking, Vendor Advisory
- http://packetstormsecurity.com/files/176708/GL.iNet-Unauthenticated-Remote-Command-Execution.html
- https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Authentication-bypass.mdExploit, Issue Tracking, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.