What’s Vulnerable › Vulnerabilities

CVE-2017-12089

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.8% 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 denial of service vulnerability exists in the program download functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a device fault resulting in halted operations. An attacker can send an unauthenticated packet to trigger this vulnerability.

Affected products

• Rockwellautomation Micrologix 1400 B Firmware: through 21.2

References

• https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0441
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0441

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