CVE-2017-14472: 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: Any Description: Requests a specific set of bytes from an undocumented data file and returns the ASCII version of the master password.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2017-14472?
CVE-2017-14472 is an access control vulnerability in the file permissions functionality of the Allen Bradley Micrologix 1400 Series B FRN 21.2 and earlier.
How severe is CVE-2017-14472?
CVE-2017-14472 has a severity rating of 9.8, which is considered critical.
What software is affected by CVE-2017-14472?
Allen Bradley Micrologix 1400 Series B FRN 21.2 and earlier firmware versions are affected by CVE-2017-14472.
What is the impact of CVE-2017-14472?
A specially crafted packet can cause a read or write operation that may lead to the disclosure of sensitive information or modification of data.
Is there a fix available for CVE-2017-14472?
It is recommended to update to a firmware version later than FRN 21.2 to mitigate the access control vulnerability.