CVE-2017-14472

CRITICAL

Allen Bradley Micrologix 1400 Series B FRN 21.2 - Info Disclosure

Title source: llm
STIX 2.1

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: Requests a specific set of bytes from an undocumented data file and returns the ASCII version of the master password.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0443

Scores

CVSS v3 10.0
EPSS 0.4256
EPSS Percentile 97.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Details

Status published
Products (1)
rockwellautomation/micrologix_1400_b_firmware < 21.2
Published Apr 05, 2018
Tracked Since Feb 18, 2026