CVE-2017-14472
CRITICALAllen Bradley Micrologix 1400 Series B FRN 21.2 - Info Disclosure
Title source: llmDescription
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