CVE-2025-56752

CRITICAL

Ruijie RG-ES Series Firmware - Unauthenticated Authentication Bypass via /user.cgi

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1

Scores

CVSS v3 9.4
EPSS 0.0050
EPSS Percentile 38.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-287
Status published
Products (43)
ruijie/rg-es205gc-p_firmware esw_1.0\(1\)b1p27
ruijie/rg-es205gc-p_firmware esw_1.0\(1\)b1p35
ruijie/rg-es205gc-p_firmware esw_1.0\(1\)b1p39
ruijie/rg-es205gc_firmware esw_1.0\(1\)b1p27
ruijie/rg-es205gc_firmware esw_1.0\(1\)b1p35
ruijie/rg-es205gc_firmware esw_1.0\(1\)b1p39
ruijie/rg-es206gc-p_firmware esw_1.0\(1\)b1p27
ruijie/rg-es206gc-p_firmware esw_1.0\(1\)b1p35
ruijie/rg-es206gs-p_firmware esw_1.0\(1\)b1p27
ruijie/rg-es206gs-p_firmware esw_1.0\(1\)b1p35
... and 33 more
Published Sep 03, 2025
Tracked Since Feb 18, 2026