{"cve":"CVE-2023-50920","nvd":{"published":"2024-01-12T08:15:43.590","modified":"2026-06-17T06:40:13.947","status":"Modified","description":"An issue was discovered on GL.iNet devices before version 4.5.0. They assign the same session ID after each user reboot, allowing attackers to share session identifiers between different sessions and bypass authentication or access control measures. Attackers can impersonate legitimate users or perform unauthorized actions. 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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","score":5.5},"cwes":["CWE-384"],"references":["https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Authentication-bypass-seesion-ID.md","https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Authentication-bypass-seesion-ID.md"],"products":["gl-inet:gl-a1300_firmware","gl-inet:gl-ar300m_firmware","gl-inet:gl-ar750_firmware","gl-inet:gl-ar750s_firmware","gl-inet:gl-ax1800_firmware","gl-inet:gl-axt1800_firmware","gl-inet:gl-b1300_firmware","gl-inet:gl-mt1300_firmware","gl-inet:gl-mt2500_firmware","gl-inet:gl-mt3000_firmware","gl-inet:gl-mt300n-v2_firmware","gl-inet:gl-mt6000_firmware"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-50920","score":0.00196,"percentile":0.09364,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}