Vulnerabilities > CVE-2017-14467 - Unspecified vulnerability in Rockwellautomation Micrologix 1400 B Firmware

047910
CVSS 9.8 - CRITICAL
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
network
low complexity
rockwellautomation
critical
NVD
Published: 2018-04-05
Updated: 2024-11-21

Summary

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.

Vulnerable Configurations

Part Description Count
OS
Rockwellautomation
19
Hardware
Rockwellautomation
1

Talos

idTALOS-2017-0443
last seen2019-05-29
published2018-03-28
reporterTalos Intelligence
sourcehttp://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0443
titleAllen Bradley Micrologix 1400 Series B Unauthenticated Data/Program/Function File Improper Access Control Vulnerability

References