CVE-2017-14467: Critical severity rockwell automation micrologix 1400 vulnerability
An exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a read or write operation resulting in disclosure of sensitive information, modification of settings, or modification of ladder logic. An attacker can send unauthenticated packets to trigger this vulnerability. Required Keyswitch State: REMOTE Description: Live rung edits are able to be made by an unauthenticated user allowing for addition, deletion, or modification of existing ladder logic. Additionally, faults and cpu state modification can be triggered if specific ladder logic is used.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2017-14467?
CVE-2017-14467 is an access control vulnerability in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before.
How severe is CVE-2017-14467?
CVE-2017-14467 has a severity rating of 9.8 (critical).
Which software versions are affected by CVE-2017-14467?
Allen Bradley Micrologix 1400 Series B FRN 21.2 and earlier versions are affected.
What can an attacker do with CVE-2017-14467?
An attacker can exploit CVE-2017-14467 to read or write sensitive information and modify data.
Is there a fix available for CVE-2017-14467?
At this time, no fix has been released for CVE-2017-14467. It is recommended to follow the provided reference for any updates or mitigations.