CVE-2012-6441

MediumCVSS 5.0/10Last modified Jun 16, 2026

Description

An information exposure of confidential information results when the device receives a specially crafted CIP packet to Port 2222/TCP, Port 2222/UDP, Port 44818/TCP, or Port 44818/UDP. Successful exploitation of this vulnerability could cause loss of confidentiality.

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

Metrics

CVSS 2.0 5.0/10AV:N/AC:L/Au:N/C:P/I:N/A:N

Weakness enumeration

CWE-200

Affected software

VendorProductVersions
Rockwell Automation1756-ENBT, 1756-EWEB, 1768-ENBT, 1768-EWEB communication modulesAll
Rockwell AutomationCompactLogix L32E and L35E controllersAll
Rockwell Automation1788-ENBT FLEXLogix adapterAll
Rockwell Automation1794-AENTR FLEX I/O EtherNet/IP adapterAll
Rockwell AutomationControlLogix, CompactLogix, GuardLogix, and SoftLogix<= 18
Rockwell AutomationCompactLogix and SoftLogix controllers<= 19
Rockwell AutomationControlLogix and GuardLogix controllers<= 20
Rockwell AutomationMicroLogix1100; 1400

References

Timeline

Published
Jan 24, 2013
Last modified
Jun 16, 2026
NVD status
Modified

Related CVEs from 2012

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CVE-2012-6441: Medium severity, CVSS 5.0 | Vulnix