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rockwellautomation Controllogix ControllersRockwell Automation ControlLogix PLC Information Exposure

Risk 26
Severity
5
Infoleak
AV:N/AC:L/Au:N/C:P/I:N/A:N

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

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Source: MITRE

Remedy

According to Rockwell, any of the above products that become affected by a vulnerability can be reset by rebooting or power cycling the affected product. After the reboot, the affected product may require some reconfiguration. To mitigate the vulnerabilities, Rockwell has developed and released security patches on July 18, 2012, to address each of the issues. To download and install the patches please refer to Rockwell’s Advisories at: 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 For more information on security with Rockwell Automation products, please refer to Rockwell’s Security Advisory Index http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102 .
First published (updated )
CVE-2012-6441

rockwellautomation Controllogix ControllersRockwell Automation ControlLogix PLC Improper Access Control

Risk 55
Severity
8.5
AV:N/AC:L/Au:N/C:N/I:P/A:C

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 allow remote attackers to cause a denial of service (control and communication outage) via a CIP message that modifies the (1) configuration or (2) network parameters.

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Remedy

According to Rockwell, any of the above products that become affected by a vulnerability can be reset by rebooting or power cycling the affected product. After the reboot, the affected product may require some reconfiguration. To mitigate the vulnerabilities, Rockwell has developed and released security patches on July 18, 2012, to address each of the issues. To download and install the patches please refer to Rockwell’s Advisories at: 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 For more information on security with Rockwell Automation products, please refer to Rockwell’s Security Advisory Index http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102 .
First published (updated )
CVE-2012-6439

ICSA-22-090-05 Rockwell Automation Logix Controllers

Risk 88
Severity
10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An attacker with the ability to modify a user program may change user program code on some ControlLogix, CompactLogix, and GuardLogix Control systems. Studio 5000 Logix Designer writes user-readable program code to a separate location than the executed compiled code, allowing an attacker to change one and not the other.

Remedy

The following mitigations should be applied for ControlLogix 5560, ControlLogix 5570, ControlLogix 5580 series, GuardLogix 5570, GuardLogix 5580, GuardLogix 5380, CompactLogix, CompactLogix 5380 devices: Risk Mitigation A: Recompile and download user program code (i.e., acd). Put controller mode switch into Run position. If keeping controller mode switch in Run is impractical, use the following mitigation: Recompile and download user program code (i.e., acd). Monitor controller change log for any unexpected modifications or anomalous activity. Utilize the Controller Log feature. Utilize Change Detection in the Logix Designer Application. If available, use the functionality in FactoryTalk AssetCenter software to detect changes. Risk Mitigation B: Implement CIP Security to help prevent unauthorized connections when properly deployed. Supported controllers and communications modules include: ControlLogix 5580 processors using on-board EtherNet/IP port. GuardLogix 5580 processors using on-board EtherNet/IP port. ControlLogix 5580 processors operating in High Availability (HA) configurations using 1756-EN4TR ControlLogix 5560, ControlLogix 5570, ControlLogix 5580, GuardLogix 5570 and GuardLogix 5580 can use a 1756-EN4TR ControlLogix EtherNet/IP module. If using a 1756-EN2T, then replace with a 1756-EN4TR CompactLogix 5380 using on-board EtherNet/IP port. CompactLogix GuardLogix 5380 using on-board EtherNet/IP port. The following mitigations should be applied for 1768 CompactLogix, 1769 CompactLogix, CompactLogix 5370, and CompactLogix 5480 devices: Recompile and download user program code (i.e., acd). Put controller mode switch into Run position. If keeping controller mode switch in Run is impractical, then use the following mitigation: Recompile and download user program code (i.e., acd). Monitor controller change log for any unexpected modifications or anomalous activity. Use the Controller Log feature. Use Change Detection in the Logix Designer application. If available, use the functionality in FactoryTalk AssetCenter to detect changes.
First published (updated )
CVE-2022-1161

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