RCE in Beijing Star-Net Ruijie Network Technology Co., Ltd. Eg3210
CVE-2020-36870
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.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
EPSS exploit prediction
EPSS: 0.008 (53.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Eg3210 — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Eg3220 — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Eg3230 — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Eg3250 — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Nbr1000g-C — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Nbr1000g-E — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Nbr108g-P — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Nbr1300g-E — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Nbr1700g-E — versions 11.1(6)B9P1
- Beijing Star-Net Ruijie Network Technology Co., Ltd. Nbr2000g-C — versions 11.1(6)B9P1
Weakness classification (CWE)
References
- www.ruijie.com.cn/gy/xw-aqtg-zw/85638/ (vendor-advisory, patch)
- www.ruijie.com.cn/gy/xw-aqtg-gw/86747/ (vendor-advisory, patch)
- www.cnvd.org.cn/flaw/show/CNVD-2021-09650 (government-resource, third-party-advisory)
- www.vulncheck.com/advisories/ruijie-networks-eg-and-nbr-series-routers-rce (third-party-advisory)