Description
An exploitable file write vulnerability exists in the memory module functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a file write resulting in a new program being written to the memory module. An attacker can send an unauthenticated packet to trigger this vulnerability.
References (1)
Core 1
Core References
Exploit, Mitigation, Third Party Advisory x_refsource_misc
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0444
Scores
CVSS v3
3.7
EPSS
0.0008
EPSS Percentile
22.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-200
Status
published
Products (1)
rockwellautomation/micrologix_1400_b_firmware
< 21.2
Published
Jun 04, 2018
Tracked Since
Feb 18, 2026