{"id":"CVE-2020-36870","state":"PUBLISHED","title":"Ruijie Gateway EG & NBR Models v11.1(6)B9P1 - 11.9(4)B12P1 RCE","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.","publishedAt":"2025-11-07T21:52:55.227Z","updatedAt":"2025-11-20T21:32:27.504Z","severity":{"score":9.2,"label":"Critical","version":"4.0","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","source":"VulnCheck"},"assigner":"VulnCheck","products":["Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG1000C","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000F","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000K","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000L","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000CE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000SE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000GE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000XE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2000UE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG3000CE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG3000SE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG3000GE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG3000ME","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG3000UE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG3000XE","Beijing Star-Net Ruijie Network Technology Co., Ltd. RG-EG2100-P","Beijing Star-Net Ruijie Network Technology Co., Ltd. EG3210","Beijing Star-Net Ruijie Network Technology Co., Ltd. EG3220","Beijing Star-Net Ruijie Network Technology Co., Ltd. EG3230","Beijing Star-Net Ruijie Network Technology Co., Ltd. EG3250","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR108G-P","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR1000G-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR1300G-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR1700G-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR2100G-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR2500D-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR3000D-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR6120-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR6135-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR6205-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR6210-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR6215-E","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR800G","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR950G","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR1000G-C","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR2000G-C","Beijing Star-Net Ruijie Network Technology Co., Ltd. NBR3000G-S"],"affected":[{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG1000C","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000F","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000K","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000L","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000CE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000SE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000GE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000XE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., 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Ltd.","product":"RG-EG3000ME","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG3000UE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG3000XE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2100-P","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3210","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3220","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3230","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3250","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"NBR108G-P","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"NBR1000G-E","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"NBR1300G-E","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"NBR1700G-E","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., 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Ltd.","product":"NBR3000G-S","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]}],"references":["https://www.ruijie.com.cn/gy/xw-aqtg-zw/85638/","https://www.ruijie.com.cn/gy/xw-aqtg-gw/86747/","https://www.cnvd.org.cn/flaw/show/CNVD-2021-09650","https://www.vulncheck.com/advisories/ruijie-networks-eg-and-nbr-series-routers-rce"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T19:47:24.909Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/36xxx/CVE-2020-36870.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2020-36870","state":"PUBLISHED","datePublished":"2025-11-07T21:52:55.227Z","dateUpdated":"2025-11-20T21:32:27.504Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2025-10-30T15:45:57.762Z"},"containers":{"cna":{"title":"Ruijie Gateway EG & NBR Models v11.1(6)B9P1 - 11.9(4)B12P1 RCE","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG1000C","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000F","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000K","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000L","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000CE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000SE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"RG-EG2000GE","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., 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Ltd.","product":"RG-EG2100-P","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3210","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3220","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., Ltd.","product":"EG3230","defaultStatus":"unaffected","versions":[{"version":"11.1(6)B9P1","status":"affected","lessThan":"11.9(4)B12P1","versionType":"custom"}]},{"vendor":"Beijing Star-Net Ruijie Network Technology Co., 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