CVE-2020-36870
- Published: 2025-11-07T22:15:38.587
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 2025-06-07 UTC.
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How to fix CVE-2020-36870
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 […]
Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public
How to Fix:
- Check if you're running the affected product
- Update to the latest patched version
- If patching is not immediately possible: restrict network exposure, apply least-privilege access
- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)
- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations
Exploit Difficulty Assessment
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No vendor/product data available.