CVE-2020-36870Ruijie Gateway EG & NBR Models v11.1(6)B9P1 - 11.9(4)B12P1 RCE
- 9.2CriticalCVSS base score
- 0.62%Exploitation in 30 daysEPSS · top 50% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By VulnCheck
- 8 days later
· 8 days later
Published
- 13 days later
· 13 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulnCheckCNA (assigner) | 4.0 | Critical9.2 | 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 |
| NVDNVD · Deferred | 4.0 | Critical9.2 | 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.62% · top 50% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.2.
Affected products
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG1000C
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000F
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000K
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000L
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000CE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000SE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000GE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000XE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2000UE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG3000CE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG3000SE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG3000GE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG3000ME
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG3000UE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG3000XE
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · RG-EG2100-P
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · EG3210
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · EG3220
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · EG3230
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · EG3250
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR108G-P
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR1000G-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR1300G-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR1700G-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR2100G-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR2500D-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR3000D-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR6120-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR6135-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR6205-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR6210-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR6215-E
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR800G
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR950G
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR1000G-C
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR2000G-C
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
Beijing Star-Net Ruijie Network Technology Co., Ltd. · NBR3000G-S
- affected 11.1(6)B9P1 – < 11.9(4)B12P1
References
References4
- https://www.ruijie.com.cn/gy/xw-aqtg-zw/85638/ (opens in a new tab)vendor-advisorypatch
- https://www.ruijie.com.cn/gy/xw-aqtg-gw/86747/ (opens in a new tab)vendor-advisorypatch
- https://www.cnvd.org.cn/flaw/show/CNVD-2021-09650 (opens in a new tab)government-resourcethird-party-advisory
- https://www.vulncheck.com/advisories/ruijie-networks-eg-and-nbr-series-routers-rce (opens in a new tab)third-party-advisory
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-30818 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-36870)Record last updated .