CVE-2023-50919
9.8
CRITICAL · CVSS 3.1 · EPSS 47.8% (pctl 99)
Patch early
EPSS 47.8% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 47.8% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-287 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2024-01-12 |
| Last modified | 2026-06-17 |
Affected (24)
| Vendor | Product |
|---|---|
| gl-inet | gl-a1300 |
| gl-inet | gl-a1300 firmware |
| gl-inet | gl-ar300m |
| gl-inet | gl-ar300m firmware |
| gl-inet | gl-ar750 |
| gl-inet | gl-ar750 firmware |
| gl-inet | gl-ar750s |
| gl-inet | gl-ar750s firmware |
| gl-inet | gl-ax1800 |
| gl-inet | gl-ax1800 firmware |
| gl-inet | gl-axt1800 |
| gl-inet | gl-axt1800 firmware |
| gl-inet | gl-b1300 |
| gl-inet | gl-b1300 firmware |
| gl-inet | gl-mt1300 |
| gl-inet | gl-mt1300 firmware |
| gl-inet | gl-mt2500 |
| gl-inet | gl-mt2500 firmware |
| gl-inet | gl-mt3000 |
| gl-inet | gl-mt3000 firmware |
| gl-inet | gl-mt300n-v2 |
| gl-inet | gl-mt300n-v2 firmware |
| gl-inet | gl-mt6000 |
| gl-inet | gl-mt6000 firmware |
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.md
- 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.md
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