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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2012-6440

Rockwell Automation ControlLogix PLC Improper Input Validation

Description

The Web server password authentication mechanism used by the products is vulnerable to a MitM and Replay attack. Successful exploitation of this vulnerability will allow unauthorized access of the product’s Web server to view and alter product configuration and diagnostics information. Rockwell Automation EtherNet/IP products; 1756-ENBT, 1756-EWEB, 1768-ENBT, and 1768-EWEB communication modules; CompactLogix L32E and L35E controllers; 1788-ENBT FLEXLogix adapter; 1794-AENTR FLEX I/O EtherNet/IP adapter; ControlLogix 18 and earlier; CompactLogix 18 and earlier; GuardLogix 18 and earlier; SoftLogix 18 and earlier; CompactLogix controllers 19 and earlier; SoftLogix controllers 19 and earlier; ControlLogix controllers 20 and earlier; GuardLogix controllers 20 and earlier; and MicroLogix 1100 and 1400

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Rockwell Automation 1756-ENBT, 1756-EWEB, 1768-ENBT, 1768-EWEB communication modules

Default version status: unaffected

  • Allaffected

Rockwell Automation CompactLogix L32E and L35E controllers

Default version status: unaffected

  • Allaffected

Rockwell Automation 1788-ENBT FLEXLogix adapter

Default version status: unaffected

  • Allaffected

Rockwell Automation 1794-AENTR FLEX I/O EtherNet/IP adapter

Default version status: unaffected

  • Allaffected

Rockwell Automation ControlLogix, CompactLogix, GuardLogix, and SoftLogix

Default version status: unaffected

  • 0 to ≤ 18affected

Rockwell Automation CompactLogix and SoftLogix controllers

Default version status: unaffected

  • 0 to ≤ 19affected

Rockwell Automation ControlLogix and GuardLogix controllers

Default version status: unaffected

  • 0 to ≤ 20affected

Rockwell Automation MicroLogix

Default version status: unaffected

  • 1100affected
  • 1400affected

References