Vulnerability Monitor

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CVE-2012-6442


When an affected product receives a valid CIP message from an unauthorized or unintended source to Port 2222/TCP, Port 2222/UDP, Port 44818/TCP, or Port 44818/UDP that instructs the product to reset, a DoS can occur. This situation could cause loss of availability and a disruption of communication 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


Security Impact Summary

CVE-2012-6442 is a security vulnerability that . Impacting 22 products from rockwellautomation, from rockwellautomation, from rockwellautomation and 19 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2013, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.


Published

2013-01-24T21:55:01.773

Last Modified

2025-06-30T22:15:29.587

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Secondary
    CWE-284
  • Type: Secondary
    CWE-119

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System rockwellautomation ethernet\/ip_firmware - Yes
Hardware rockwellautomation 1756-enbt - No
Hardware rockwellautomation 1756-eweb - No
Hardware rockwellautomation 1768-enbt - No
Hardware rockwellautomation 1768-eweb - No
Operating System rockwellautomation compactlogix_firmware - Yes
Hardware rockwellautomation l32e - No
Hardware rockwellautomation l35e - No
Operating System rockwellautomation flexlogix_firmware - Yes
Hardware rockwellautomation 1788-enbt - No
Operating System rockwellautomation flex_i\/o_ethernet\/ip__firmware - Yes
Hardware rockwellautomation 1794-aentr - No
Operating System rockwellautomation micrologix_firmware - Yes
Hardware rockwellautomation 1100 - No
Hardware rockwellautomation 1400 - No
Operating System rockwellautomation compactlogix_controllers_firmware 19 Yes
Operating System rockwellautomation compactlogix_firmware 18 Yes
Operating System rockwellautomation controllogix_controllers_firmware 20 Yes
Operating System rockwellautomation controllogix_firmware 18 Yes
Operating System rockwellautomation guardlogix_controllers_firmware 20 Yes
Operating System rockwellautomation guardlogix_firmware 18 Yes
Operating System rockwellautomation softlogix_controllers_firmware 19 Yes
Operating System rockwellautomation softlogix_firmware 18 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For rockwellautomation's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.