CVE-2026-85423
Quick assessment
Affected
Brocade Brocade Active Support Connectivity Gateway
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 Brocade ASCG 版本低于 3.5.0 的数据采集服务中发现了漏洞。数据采集服务中的一个 API 端点在接收请求时未执行身份验证或授权检查。具有网络访问权限的攻击者可指示该应用程序建立与任意主机的 SSH 连接，并执行任意系统命令，从而将该设备变为一个未经认证的代理或执行通道。
Possible ATT&CK Techniques 3 AI
T1571 · Non-Standard Port T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-85423
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in the data collection service of Brocade ASCG versions before 3.5.0. An API endpoint within the data collector service fails to perform authentication or authorization checks on incoming requests. An attacker with network access to the service can instruct the application to establish SSH connections to arbitrary hosts and execute arbitrary system commands, effectively turning the appliance into an unauthenticated proxy or execution vector.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Brocade | Brocade Active Support Connectivity Gateway | 0 ~ 3.5.0 | - |
|
II. Public POCs for CVE-2026-85423
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-85423 (1)
Same Patch Batch · Brocade · 2026-10-08 · 61 CVEs total
| CVE-2026-85489 | 8.7 HIGH | Brocade ASCG<3.5.0 认证绕过漏洞 |
| CVE-2026-87684 | 8.7 HIGH | Brocade Fabric<10.0.1 SNMP守护进程栈缓冲区溢出漏洞 |
| CVE-2026-85421 | 8.7 HIGH | Brocade ASCG <3.5.0 身份验证绕过导致远程代码执行 |
| CVE-2026-87424 | 8.6 HIGH | Brocade ASCG<3.5.0认证绕过漏洞 |
| CVE-2026-87682 | 8.6 HIGH | Brocade Fabric OS<10.0.1命令注入漏洞 |
| CVE-2026-87683 | 8.6 HIGH | Brocade Fabric OS堆缓冲区溢出漏洞 |
| CVE-2026-85487 | 8.6 HIGH | Brocade ASCG<3.5.0路径穿越致任意文件操作 |
| CVE-2026-85486 | 8.6 HIGH | Brocade ASCG <3.5.0 任意代码执行漏洞 |
| CVE-2026-87666 | 8.6 HIGH | Brocade Fabric OS 9.2.2d/10.0.0a1 OS命令注入漏洞 |
| CVE-2026-94581 | 8.5 HIGH | Brocade Fabric OS 9.2.2d前及10.0.0-10.0.0a1远程命令注入漏洞 |
| CVE-2026-87679 | 8.5 HIGH | Brocade Fabric OS<10.0.1堆溢出漏洞 |
| CVE-2026-87680 | 8.5 HIGH | Brocade Fabric OS命令注入漏洞 |
| CVE-2026-87687 | 8.5 HIGH | Brocade Fabric OS 垂直提权与越权漏洞 |
| CVE-2026-87688 | 8.5 HIGH | Brocade Fabric OS远程命令执行漏洞 |
| CVE-2026-87674 | 8.5 HIGH | Brocade Fabric OS本地提权漏洞（9.2.2d/10.0.0） |
| CVE-2026-87664 | 8.5 HIGH | Brocade Fabric OS会话伪造漏洞 |
| CVE-2026-94586 | 8.5 HIGH | Brocade Fabric OS命令注入漏洞（低于9.2.2d/10.0.0a1） |
| CVE-2026-87667 | 8.4 HIGH | Brocade Fabric OS参数注入漏洞 |
| CVE-2026-87428 | 8.4 HIGH | Brocade ASCG 3.5.0前凭据泄露漏洞 |
| CVE-2026-87685 | 8.4 HIGH | Brocade Fabric OS任意文件操纵漏洞 |
Showing top 20 of 61 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-85423
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