CVE-2017-12089

HIGHCVSS 8.6/10EPSS 5.07%

Last modified

CVE-2017-12089 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. 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. EPSS estimates a 5.07% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.0
8.6/10

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS Probability
5.07%

91.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
RockwellautomationMicrologix 1400 B Firmware<= 21.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-12089?
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.
How severe is CVE-2017-12089?
CVE-2017-12089 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 5.07% probability of exploitation in the next 30 days.
How do I fix CVE-2017-12089?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST