CVE-2012-6439
Description
When an affected product receives a valid CIP message from an unauthorized or unintended source to Port 2222/TCP, Port 2222/UDP, Port 44818/TCP, or Port 44818/UDP that changes the product’s configuration and network parameters, a DoS condition can occur. This situation could cause loss of availability and a disruption of communication with other connected devices.
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
18cpe:2.3:a:rockwellautomation:controllogix_controllers:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:rockwellautomation:controllogix_controllers:*:*:*:*:*:*:*:*range: <=20
- cpe:2.3:h:rockwellautomation:controllogix:*:*:*:*:*:*:*:*range: <=18
- cpe:2.3:a:rockwellautomation:guardlogix_controllers:*:*:*:*:*:*:*:*Range: <=20
- cpe:2.3:a:rockwellautomation:softlogix_controllers:*:*:*:*:*:*:*:*Range: <=19
- cpe:2.3:h:rockwellautomation:1756-enbt:-:*:*:*:*:*:*:*
- cpe:2.3:h:rockwellautomation:1756-eweb:-:*:*:*:*:*:*:*
- cpe:2.3:h:rockwellautomation:1768-enbt:-:*:*:*:*:*:*:*
- cpe:2.3:h:rockwellautomation:1768-eweb:-:*:*:*:*:*:*:*
- cpe:2.3:h:rockwellautomation:1794-aentr_flex_i\/o_ethernet\/ip_adapter:-:*:*:*:*:*:*:*
cpe:2.3:h:rockwellautomation:compactlogix:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:h:rockwellautomation:compactlogix:*:*:*:*:*:*:*:*range: <=18
- cpe:2.3:h:rockwellautomation:compactlogix_controllers:*:*:*:*:*:*:*:*range: <=19
- cpe:2.3:h:rockwellautomation:compactlogix_l32e_controller:-:*:*:*:*:*:*:*
- cpe:2.3:h:rockwellautomation:compactlogix_l35e_controller:-:*:*:*:*:*:*:*
- cpe:2.3:h:rockwellautomation:flexlogix_1788-enbt_adapter:-:*:*:*:*:*:*:*
- Range: 1756-ENBT, 1756-EWEB, 1768-ENBT, 1768-EWEB, CompactLogix L32E and L35E, 1788-ENBT, 1794-AENTR, 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, MicroLogix 1100 and 1400
Patches
Vulnerability mechanics
References
5- www.us-cert.gov/control_systems/pdf/ICSA-13-011-03.pdfnvdUS Government Resource
- rockwellautomation.custhelp.com/app/answers/detail/a_id/54102nvd
- rockwellautomation.custhelp.com/app/answers/detail/a_id/470154nvd
- rockwellautomation.custhelp.com/app/answers/detail/aid/470155nvd
- rockwellautomation.custhelp.com/app/answers/detail/aid/470156nvd
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