critical
9.3
CWE
287
Advisory Published
Updated

CVE-2012-6440

First published: Thu Jan 24 2013(Updated: )

The web-server password-authentication functionality in 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 allows man-in-the-middle attackers to conduct replay attacks via HTTP traffic.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Rockwell Automation ControlLogix Controllers<=20
Rockwell Automation GuardLogix controllers firmware<=20
Rockwell Automation MicroLogix Firmware<=1100
Rockwell Automation MicroLogix Firmware<=1400
Rockwell Automation SoftLogix Controllers Firmware<=19
Rockwell Automation 1756-ENBT
Rockwell Automation 1756-EWEB
Rockwell Automation 1768-ENBT
Rockwell Automation 1768-EWEB
Rockwell Automation 1794-AENTR FLEX I/O Ethernet/IP Adapter
Rockwell Automation CompactLogix<=18
Rockwell Automation CompactLogix Controllers Firmware<=19
CompactLogix L32E Controller
Rockwell Automation CompactLogix L35E Controller
Rockwell Automation ControlLogix Controllers<=18
Rockwell Automation FLEXLogix 1788-ENBT
Rockwell Automation GuardLogix Controllers<=18
Rockwell Automation SoftLogix<=18

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-6440?

    CVE-2012-6440 has a high severity rating due to its potential impact on unauthorized access to sensitive systems.

  • How do I fix CVE-2012-6440?

    To mitigate CVE-2012-6440, ensure that you apply the latest firmware updates provided by Rockwell Automation for affected products.

  • Which products are affected by CVE-2012-6440?

    CVE-2012-6440 affects several Rockwell Automation EtherNet/IP communication modules and controllers, including ControlLogix and CompactLogix models.

  • What kind of vulnerabilities does CVE-2012-6440 represent?

    CVE-2012-6440 represents a vulnerability in the password-authentication functionality of specific Rockwell Automation products.

  • Is my system vulnerable if I use Rockwell Automation products?

    If you are using the specified models and firmware versions listed in CVE-2012-6440, your system may be vulnerable.

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