CVE-2025-2403
Quick assessment
Affected
Hitachi Energy Relion 670/650 and SAM600-IO
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.
Hitachi Relion 650等都是日本日立制作所（Hitachi）公司的一款用于配电与输电网的保护、控制、测量与监控的软件。 Hitachi Relion多款产品存在安全漏洞，该漏洞源于网络流量优先级处理不当，可能导致拒绝服务攻击。以下产品受到影响：Hitachi Relion 670、650和SAM600-IO。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-2403
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A denial-of-service vulnerability due to improper prioritization of network traffic over protection mechanism exists in Relion 670/650 and SAM600-IO series device that if exploited could potentially cause critical functions like LDCM (Line Distance Communication Module) to malfunction.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
Hitachi Relion多款产品 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hitachi Relion 650等都是日本日立制作所（Hitachi）公司的一款用于配电与输电网的保护、控制、测量与监控的软件。 Hitachi Relion多款产品存在安全漏洞，该漏洞源于网络流量优先级处理不当，可能导致拒绝服务攻击。以下产品受到影响：Hitachi Relion 670、650和SAM600-IO。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Hitachi Energy | Relion 670/650 and SAM600-IO | 2.2.6.0 ~ 2.2.6.2 | - |
|
II. Public POCs for CVE-2025-2403
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Hitachi Energy · 2025-06-24 · 7 CVEs total
| CVE-2025-39202 | 7.3 HIGH | Hitachi MicroSCADA X SYS600 安全漏洞 |
| CVE-2025-39204 | 6.5 MEDIUM | Hitachi MicroSCADA X SYS600 安全漏洞 |
| CVE-2025-39203 | 6.5 MEDIUM | Hitachi Energy MicroSCADA X SYS600 安全漏洞 |
| CVE-2025-39205 | 6.5 MEDIUM | Hitachi MicroSCADA X SYS600 安全漏洞 |
| CVE-2025-1718 | 6.5 MEDIUM | Hitachi Relion 安全漏洞 |
| CVE-2025-39201 | 6.1 MEDIUM | Hitachi MicroSCADA X SYS600 安全漏洞 |
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V. Comments for CVE-2025-2403
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