CVE-2025-1468— CODESYS Control V3 - OPC UA Server Authentication bypass
Quick assessment
Affected
CODESYS CODESYS Runtime Toolkit
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.
CODESYS Runtime Toolkit是德国CODESYS公司的一个全面的可编程控制器软件开发工具包。用于将嵌入式平台或工业 PC 转化为控制器，支持二次开发。 CODESYS Runtime Toolkit 3.5.21.0之前版本存在安全漏洞，该漏洞源于使用非默认的Basic128Rsa15安全策略时，可能导致未经验证的远程攻击者获取敏感信息。
Possible ATT&CK Techniques 1 AI
T1552 · Unsecured Credentials
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I. Basic Information for CVE-2025-1468
Vulnerability Information
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Vulnerability Title
CODESYS Control V3 - OPC UA Server Authentication bypass
Source: CVE Program / CVE List V5
Vulnerability Description
An unauthenticated remote attacker can gain access to sensitive information including authentication information when using CODESYS OPC UA Server with the non-default Basic128Rsa15 security policy.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
CODESYS Runtime Toolkit 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CODESYS Runtime Toolkit是德国CODESYS公司的一个全面的可编程控制器软件开发工具包。用于将嵌入式平台或工业 PC 转化为控制器，支持二次开发。 CODESYS Runtime Toolkit 3.5.21.0之前版本存在安全漏洞，该漏洞源于使用非默认的Basic128Rsa15安全策略时，可能导致未经验证的远程攻击者获取敏感信息。
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 |
|---|---|---|---|---|
| CODESYS | CODESYS Runtime Toolkit | 0 ~ 3.5.21.0 | - |
|
II. Public POCs for CVE-2025-1468
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2025-1468 (1)
Same Patch Batch · CODESYS · 2025-03-18 · 3 CVEs total
| CVE-2025-0694 | 6.6 MEDIUM | CODESYS Control V3 removable media path traversal |
| CVE-2024-41975 | 5.3 MEDIUM | CODESYS (Edge) Gateway for Windows insecure default |
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Same weakness: CWE-203
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V. Comments for CVE-2025-1468
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