CRITICAL · 10.0

CVE-2017-14473

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 ...

Vulnerability Description

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: Reads the encoded ladder logic from its data file and print it out in HEX.

CVSS Score

10.0

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
RockwellautomationMicrologix 1400 B Firmware<= 21.2
RockwellautomationMicrologix 1400-

References

FAQ

What is CVE-2017-14473?

CVE-2017-14473 is a vulnerability with a CVSS score of 10.0 (CRITICAL). 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 ...

How severe is CVE-2017-14473?

CVE-2017-14473 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-14473?

Check the references section above for vendor advisories and patch information. Affected products include: Rockwellautomation Micrologix 1400 B Firmware, Rockwellautomation Micrologix 1400.