CVE-2012-6437
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
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
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 7.85% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-287 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2013-01-24 |
| Last modified | 2026-06-16 |
Affected (17)
| Vendor | Product |
|---|---|
| rockwellautomation | 1756-enbt |
| rockwellautomation | 1756-eweb |
| rockwellautomation | 1768-enbt |
| rockwellautomation | 1768-eweb |
| rockwellautomation | 1794-aentr flex i\/o ethernet\/ip adapter |
| rockwellautomation | compactlogix |
| rockwellautomation | compactlogix controllers |
| rockwellautomation | compactlogix l32e controller |
| rockwellautomation | compactlogix l35e controller |
| rockwellautomation | controllogix |
| rockwellautomation | controllogix controllers |
| rockwellautomation | flexlogix 1788-enbt adapter |
| rockwellautomation | guardlogix |
| rockwellautomation | guardlogix controllers |
| rockwellautomation | micrologix |
| rockwellautomation | softlogix |
| rockwellautomation | softlogix controllers |
References
- http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102
- https://rockwellautomation.custhelp.com/app/answers/detail/a_id/470154
- https://rockwellautomation.custhelp.com/app/answers/detail/aid/470155
- https://rockwellautomation.custhelp.com/app/answers/detail/aid/470156
- https://www.cisa.gov/news-events/ics-advisories/icsa-13-011-03
- http://www.us-cert.gov/control_systems/pdf/ICSA-13-011-03.pdf
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