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Category:   Device (Embedded Server/Appliance)  >   Rockwell Automation EtherNet/IP Vendors:   Rockwell Automation
Rockwell Automation MicroLogix PLC Stack Overflow Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1034861
SecurityTracker URL:  http://securitytracker.com/id/1034861
CVE Reference:   CVE-2016-0868   (Links to External Site)
Date:  Jan 29 2016
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Rockwell Automation MicroLogix PLC (EtherNet/IP). A remote user can execute arbitrary code on the target system.

A remote user can send a specially crafted request to trigger a stack overflow in the target web service and execute arbitrary code on the target system. The code will run with the privileges of the target service.

The following Allen-Bradley MicroLogix 1100 PLC versions are affected:

1763-L16AWA, Series B, Version 15.000 and prior versions
1763-L16BBB, Series B, Version 15.000 and prior versions
1763-L16BWA, Series B, Version 15.000 and prior versions
1763-L16DWD, Series B, Version 15.000 and prior versions
1763-L16AWA, Series A, Version 15.000 and prior versions
1763-L16BBB, Series A, Version 15.000 and prior versions
1763-L16BWA, Series A, Version 15.000 and prior versions
1763-L16DWD, Series A, Version 15.000 and prior versions

The original advisory is available at:

https://ics-cert.us-cert.gov/advisories/ICSA-16-026-02

David Atch of CyberX reported this vulnerability.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   The vendor has issued a fix for hardware Series B devices.

No solution is available for Hardware Series A devices.

The vendor's advisory is available at:

https://rockwellautomation.custhelp.com/app/answers/detail/a_id/765050

Vendor URL:  rockwellautomation.custhelp.com/app/answers/detail/a_id/765050 (Links to External Site)
Cause:   Boundary error

Message History:   None.


 Source Message Contents



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