TI-2023-04076 Aliases CVE-2023-4415 GHSA-6f6j-w84g-cp4x

Ruijie RG-EW1200G login improper authentication

HIGH 72CWE-287Published 2023-08-18 · Updated 2024-08-02

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

A vulnerability was found in Ruijie RG-EW1200G 07161417 r483. It has been rated as critical. Affected by this issue is some unknown functionality of the file /api/sys/login. The manipulation leads to improper authentication. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-237518 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

EPSS 0.58296 99th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Ruijie	RG-EW1200G	07161417 r483	—	No fix listed	CNA

RG-EW1200G VendorRuijie Affected 07161417 r483 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:ruijienetworks:rg-ew1200g_firmware:07161417_r483:::::::*	07161417_r483	Vulnerable	Ruijie Networks Co., Ltd.
cpe:2.3:h:ruijienetworks:rg-ew1200g:-:::::::*	not specified by NVD	Running on	Ruijie Networks Co., Ltd.

cpe:2.3:o:ruijienetworks:rg-ew1200g_firmware:07161417_r483:*:*:*:*:*:*:* Versions 07161417_r483 Vulnerable ·Ruijie Networks Co., Ltd.
cpe:2.3:h:ruijienetworks:rg-ew1200g:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Ruijie Networks Co., Ltd.

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-4415
2026-10-03 Alias added: GHSA-6f6j-w84g-cp4x

References

Exploit 1

https://github.com/blakespire/repoforcve/tree/main/RG-EW1200G-logic

TI-2024-28677 The mqlink.elf is service component in Ruijie RG-EW300N with firmware ReyeeOS 1.300.1422… CVSS 3.1CRITICAL 9.8
TI-2024-16009 Insecure Permissions vulnerability in Ruijie RG-NBS2009G-P RGOS v.10.4(1)P2 Release… CVSS 3.1CRITICAL 9.8
TI-2019-12440 An issue was found on the Ruijie EG-2000 series gateway. CVSS 3.1CRITICAL 9.8
TI-2026-83640 Buffer overflow in Ruijie RG-ES205GC local firmware upgrade CVSS 4.0HIGH 8.7
TI-2026-62315 Ruijie RG-EW3000GX user_list_note admin os command injection CVSS 4.0CRITICAL 9.4
TI-2026-62314 Ruijie RG-EW3000GX configChange unifyframe-sgi.elf cc_set os command injection CVSS 4.0CRITICAL 9.4

See all 114 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences