CVE-2018-5452

Name: CVE-2018-5452
Creator: NVD / NIST
Published: 2018-03-07T18:29:00.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.08%

Last modified Jun 17, 2026

CVE-2018-5452 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A Stack-based Buffer Overflow issue was discovered in Emerson Process Management ControlWave Micro Process Automation Controller: ControlWave Micro [ProConOS v.4.01.280] firmware: CWM v.05.78.00 and prior. A stack-based buffer overflow vulnerability caused by sending crafted packets on Port 20547 could force the PLC to change its state into halt mode.. EPSS estimates a 2.08% chance of exploitation in the next 30 days.

Description

A Stack-based Buffer Overflow issue was discovered in Emerson Process Management ControlWave Micro Process Automation Controller: ControlWave Micro [ProConOS v.4.01.280] firmware: CWM v.05.78.00 and prior. A stack-based buffer overflow vulnerability caused by sending crafted packets on Port 20547 could force the PLC to change its state into halt mode.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.08%

79.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Emerson	Controlwave Micro Firmware	<= 05.78.00

References

http://www.securityfocus.com/bid/103180Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-058-03Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/103180Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-058-03Third Party Advisory, US Government Resource

Timeline

Published: Mar 7, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-5452?

How severe is CVE-2018-5452?

CVE-2018-5452 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.08% probability of exploitation in the next 30 days.

How do I fix CVE-2018-5452?

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.

Are you affected by CVE-2018-5452?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST