CVE-2020-36870 - CVE House
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Status published Critical CVE-2020-36870

Ruijie Gateway EG & NBR Models v11.1(6)B9P1 - 11.9(4)B12P1 RCE

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Beijing Star-Net Ruijie Network Technology Co., Ltd.

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Affected Software

RG-EG1000C, RG-EG2000F, RG-EG2000K, RG-EG2000L, RG-EG2000CE, RG-EG2000SE, RG-EG2000GE, RG-EG2000XE, RG-EG2000UE, RG-EG3000CE, RG-EG3000SE, RG-EG3000GE, RG-EG3000ME, RG-EG3000UE, RG-EG3000XE, RG-EG2100-P, EG3210, EG3220, EG3230, EG3250, NBR108G-P, NBR1000G-E, NBR1300G-E, NBR1700G-E, NBR2100G-E, NBR2500D-E, NBR3000D-E, NBR6120-E, NBR6135-E, NBR6205-E, NBR6210-E, NBR6215-E, NBR800G, NBR950G, NBR1000G-C, NBR2000G-C, NBR3000G-S
Vulnerable Versions:
11.1(6)B9P1

Timeline

Official Publish: November 7th, 2025
Last Modified: November 20th, 2025
Added to House: July 21st, 2026

CVSS Vectors

Weaknesses (CWE)