CVE-2012-6437
The device does not properly authenticate users and the potential exists for a remote user to upload a new firmware image to the Ethernet card, whether it is a corrupt or legitimate firmware image. Successful exploitation of this vulnerability could cause loss of availability, integrity, and confidentiality and a disruption in communications 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
Scoring
- Severity
- CRITICAL
- CVSS base score
- 10
- CVSS vector
- AV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS probability
- 11.82%
- CWE
- CWE-287
- Published
- 2013-01-24
- Last modified
- 2026-06-03
Affected products
- Rockwell Automation 1756-ENBT, 1756-EWEB, 1768-ENBT, 1768-EWEB communication modules
- Rockwell Automation CompactLogix L32E and L35E controllers
- Rockwell Automation 1788-ENBT FLEXLogix adapter
- Rockwell Automation 1794-AENTR FLEX I/O EtherNet/IP adapter
- Rockwell Automation ControlLogix, CompactLogix, GuardLogix, and SoftLogix
- Rockwell Automation CompactLogix and SoftLogix controllers
- Rockwell Automation ControlLogix and GuardLogix controllers
- Rockwell Automation MicroLogix
Weakness type
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