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CVE-2025-3450— Automation Runtime SDM requests may impact system

Quick assessment

Affected
B&R Industrial Automation Automation Runtime
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.

B&R Automation Runtime是B&R Automation公司的一个自动化运行时。 B&R Automation Runtime 6.3之前版本和Q4.93之前版本存在安全漏洞，该漏洞源于SDM组件资源锁定不当，可能导致拒绝服务。

CVSS 10.0 · Critical EPSS 0.28% · P18
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I. Basic Information for CVE-2025-3450

Vulnerability Information
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Vulnerability Title
Automation Runtime SDM requests may impact system
Source: CVE Program / CVE List V5
Vulnerability Description
An Improper Resource Locking vulnerability in the SDM component of B&R Automation Runtime versions before 6.3 and before Q4.93 may allow an unauthenticated network-based attacker to delete data causing denial of service conditions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
资源加锁不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
B&R Automation Runtime 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
B&R Automation Runtime是B&R Automation公司的一个自动化运行时。 B&R Automation Runtime 6.3之前版本和Q4.93之前版本存在安全漏洞，该漏洞源于SDM组件资源锁定不当，可能导致拒绝服务。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
B&R Industrial Automation Automation Runtime 6.0 ~ 6.3 -

II. Public POCs for CVE-2025-3450

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III. Intelligence Information for CVE-2025-3450

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IV. Related Vulnerabilities

Same product: Automation Runtime
Same vendor: B&R Industrial Automation
Same weakness: CWE-413

V. Comments for CVE-2025-3450

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