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Medium severity5.3NVD Advisory· Published Apr 5, 2018· Updated Jun 17, 2026

CVE-2017-12093

CVE-2017-12093

Description

An exploitable insufficient resource pool vulnerability exists in the session communication functionality of Allen Bradley Micrologix 1400 Series B Firmware 21.2 and before. A specially crafted stream of packets can cause a flood of the session resource pool resulting in legitimate connections to the PLC being disconnected. An attacker can send unauthenticated packets to trigger this vulnerability.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Allen-Bradley/Micrologix 1400 Series Bllm-fuzzy
    Range: <=21.2
  • Talos/Allen Bradleyv5
    Range: Allen Bradley Micrologix 1400 Series B FRN 21.2, Allen Bradley Micrologix 1400 Series B FRN 21.0, Allen Bradley Micrologix 1400 Series B FRN 15

Patches

Vulnerability mechanics

References

1

News mentions

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