CVE-2017-7924: Rockwellautomation 1763-l16awa Firmware

High severity, CVSS 7.5. EPSS: 22.2% chance of exploitation in the next 30 days.

An Improper Input Validation issue was discovered in Rockwell Automation MicroLogix 1100 controllers 1763-L16BWA, 1763-L16AWA, 1763-L16BBB, and 1763-L16DWD. A remote, unauthenticated attacker could send a single, specially crafted Programmable Controller Communication Commands (PCCC) packet to the controller that could potentially cause the controller to enter a DoS condition.

Affected products

• Rockwellautomation 1763-l16awa Firmware: affected versions not specified
• Rockwellautomation 1763-l16bbb Firmware: affected versions not specified
• Rockwellautomation 1763-l16bwa Firmware: affected versions not specified
• Rockwellautomation 1763-l16dwd Firmware: affected versions not specified

Published 2017-09-20. Last modified 2026-06-17.