What’s Vulnerable › Vulnerabilities

CVE-2017-14468

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 38.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-04-05 · updated 2026-06-17

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: REMOTE or PROG Description: This ability is leveraged in a larger exploit to flash custom firmware.

Affected products

• Rockwellautomation Micrologix 1400 B Firmware: through 21.2

References

• https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0443
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0443

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