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CVE-2012-6441

Rockwell Automation ControlLogix PLC Information Exposure

Published: Jan 24, 2013Updated: Apr 29, 2026 Sources: CVE List NVD csafCWE-200
NVD MITRE
5.0CVSSMEDIUM
EPSS Score
54.2%
Top 1.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:NA:N
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-200

Affected Products

controllogix controllersrockwellautomationICS / OT / IoT
guardlogix controllersrockwellautomationICS / OT / IoT
micrologixrockwellautomationICS / OT / IoT
softlogix controllersrockwellautomationICS / OT / IoT
1756-enbtrockwellautomationICS / OT / IoT
rockwellautomationcommercialUSICS / OT / IoTaka rockwell automation
and 20 more affected products View all →

Exploitability

Official Patch Available
Workaround Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102
rockwellautomation.custhelp.com
https://rockwellautomation.custhelp.com/app/answers/detail/a_id/470154
rockwellautomation.custhelp.com
https://rockwellautomation.custhelp.com/app/answers/detail/aid/470155
rockwellautomation.custhelp.com
and 12 more references View all →

Timeline

Published
Jan 24, 2013
Last Updated
Apr 29, 2026

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