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

• Severity: high (CVSS 8.8 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-14 · updated 2026-06-17
• Weakness: CWE-863

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.

Affected products

• Rockwell Automation 5032-CFGB16M12DR: 1.011
• Rockwell Automation 5032-CFGB16M12M12LDR: 1.011
• Rockwell Automation 5032-CFGB16M12P5DR: 1.011

References

• https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1733.html

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