Critical (10.0) in rockwellautomation. EPSS 7.2% chance of exploitation in the next 30 days.
A Buffer Overflow issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1400 Controllers, Series B and C Versions 21.002 and earlier. The stack-based buffer overflow vulnerability has been identified, which may allow remote code execution.
Severity
CVSS 3.0
10.0 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
7.2% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)