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CVE-2025-7773— Rockwell Automation ArmorBlock 5000 I/O – Web Server Vulnerabilities

Quick assessment

Affected
Rockwell Automation 5032-CFGB16M12P5DR
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.

Rockwell Automation ArmorBlock Series是美国罗克韦尔（Rockwell Automation）公司的一系列为恶劣工业环境设计的安全I/O模块。 Rockwell Automation ArmorBlock Series 存在安全漏洞，该漏洞源于Web服务器会话号递增间隔可预测。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.41% · P33

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force
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I. Basic Information for CVE-2025-7773

Vulnerability Information
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Vulnerability Title
Rockwell Automation ArmorBlock 5000 I/O – Web Server Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
A security issue exists within the 5032 16pt Digital Configurable module’s web server. The web server’s session number increments at an interval that correlates to the last two consecutive sign in session interval, making it predictable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Rockwell Automation ArmorBlock Series 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Rockwell Automation ArmorBlock Series是美国罗克韦尔（Rockwell Automation）公司的一系列为恶劣工业环境设计的安全I/O模块。 Rockwell Automation ArmorBlock Series 存在安全漏洞，该漏洞源于Web服务器会话号递增间隔可预测。
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
Rockwell Automation 5032-CFGB16M12P5DR 1.011 -
Rockwell Automation 5032-CFGB16M12DR 1.011 -
Rockwell Automation 5032-CFGB16M12M12LDR 1.011 -

II. Public POCs for CVE-2025-7773

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III. Intelligence Information for CVE-2025-7773

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Vendor Advisories for CVE-2025-7773 (1)

Same Patch Batch · Rockwell Automation · 2025-08-14 · 9 CVEs total

CVE-2025-7353 Rockwell Automation ControlLogix® Ethernet Remote Code Execution Vulnerability
CVE-2025-7774 Rockwell Automation ArmorBlock 5000 I/O – Web Server Vulnerabilities
CVE-2025-9036 Rockwell Automation FactoryTalk® Action Manager v1.0.0 Runtime Vulnerability
CVE-2025-7973 Rockwell Automation FactoryTalk® ViewPoint Privilege Escalation Vulnerability
CVE-2025-9041 Rockwell Automation FLEX 5000 I/O - Module Fault
CVE-2025-9042 Rockwell Automation FLEX 5000 I/O - Module Fault
CVE-2025-7972 Rockwell Automation FactoryTalk® Linx Network Browser Security Bypass Vulnerability
CVE-2025-7971 Studio 5000 Logix Designer® – Arbitrary Code Execution Vulnerability

IV. Related Vulnerabilities

Same product: 5032-CFGB16M12P5DR
Same vendor: Rockwell Automation
Same weakness: CWE-863

V. Comments for CVE-2025-7773

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