How to fix CVE-2025-56752?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Audit authentication configurations and rotate any potentially compromised credentials.

Is Rg Es228Gs P Firmware affected by CVE-2025-56752?

CVE-2025-56752 presents critical security risk, a improper authentication vulnerability rated CVSS 9.4. Attackers could bypass security controls to gain unauthorized access to protected resources and sensitive data.

CVE-2025-56752

CRITICAL

2025-09-03 [email protected]

Authentication Bypass Rg Es228Gs P Firmware Rg Es209Gc P Firmware Rg Es205Gc P Firmware Rg Es205Gc Firmware Rg Es208Gc Firmware Rg Es206Gs P Firmware Rg Es210Gs P Firmware Rg Es218Gc P Firmware Rg Es226Gc P Firmware Rg Es206Gc P Firmware Rg Es216Gc Firmware Rg Es224Gc Firmware Rg Es210Gc Lp Firmware Rg Es206Mg P Firmware Rg Es209Mg P Firmware Rg Nis2100 8Gt2Sfp Hp Firmware Rg Nis2100 4Gt2Sfp Hp Firmware Rg Es216Gc V2 Firmware Rg Es224Gc V2 Firmware Rg Es220Gs P Firmware

9.4

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:10 vuln.today

CVE Published

Sep 03, 2025 - 18:15 nvd

CRITICAL 9.4

DescriptionNVD

A vulnerability in the Ruijie RG-ES series switch firmware ESW_1.0(1)B1P39 enables remote attackers to fully bypass authentication mechanisms, providing them with unrestricted access to alter administrative settings and potentially seize control of affected devices via crafted HTTP POST request to /user.cgi.

AnalysisAI

A vulnerability in the Ruijie RG-ES series switch firmware ESW_1.0(1)B1P39 enables remote attackers to fully bypass authentication mechanisms, providing them with unrestricted access to alter. Rated critical severity (CVSS 9.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. A vulnerability in the Ruijie RG-ES series switch firmware ESW_1.0(1)B1P39 enables remote attackers to fully bypass authentication mechanisms, providing them with unrestricted access to alter administrative settings and potentially seize control of affected devices via crafted HTTP POST request to /user.cgi. Affected products include: Ruijie Rg-Es228Gs-P Firmware, Ruijie Rg-Es209Gc-P Firmware, Ruijie Rg-Es205Gc-P Firmware, Ruijie Rg-Es205Gc Firmware, Ruijie Rg-Es208Gc Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

CVE-2025-56752 vulnerability details – vuln.today

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