{"cve":"CVE-2020-36870","nvd":{"published":"2025-11-07T22:15:38.587","modified":"2026-06-17T03:16:22.773","status":"Deferred","description":"Various Ruijie Gateway EG and NBR models firmware versions 11.1(6)B9P1 < 11.9(4)B12P1 contain a code execution vulnerability in the EWEB management system that can be abused via front-end functionality. Attackers can exploit front-end code when features such as guest authentication, local server authentication, or screen mirroring are enabled to gain access or execute commands on affected devices. Exploitation evidence was first observed by the Shadowserver Foundation on 2025-02-05 UTC.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":9.2},"cvss_v3":null,"cwes":["CWE-94"],"references":["https://www.cnvd.org.cn/flaw/show/CNVD-2021-09650","https://www.ruijie.com.cn/gy/xw-aqtg-gw/86747/","https://www.ruijie.com.cn/gy/xw-aqtg-zw/85638/","https://www.vulncheck.com/advisories/ruijie-networks-eg-and-nbr-series-routers-rce"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:14:53.307938015+00:00"},"epss":{"cve":"CVE-2020-36870","score":0.0062,"percentile":0.49731,"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."]}