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CVE-2017-14473
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 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.
Published: Apr 5, 2018
Modified: Jun 17, 2026
NVD-CWE-noinfo
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| rockwellautomation | micrologix_1400_b_firmware | * |
GitHub Security Advisory GHSA-g8w3-jx4w-55p3
An exploitable access control vulnerability exists in the data, program, and function file...
References (2)
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0443 Exploit, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0443 Exploit, Third Party Advisory
Risk Scores
CVSS Score
10.0 / 10
EPSS Score
36.84%
Top 2% most likely to be exploited
Threat Score
51.1 / 100
Data Sources
NVD
EPSS
GitHub