CVE-2018-5452

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.

References

Link	Tags
http://www.securityfocus.com/bid/103180	third party advisory vdb entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-058-03	third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2018-5452?: CVE-2018-5452 has been scored as a high severity vulnerability.
How to fix CVE-2018-5452?: To fix CVE-2018-5452, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-5452 being actively exploited in the wild?: It is possible that CVE-2018-5452 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-5452?: CVE-2018-5452 affects n/a Emerson ControlWave Micro Process Automation Controller.

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Description

Categories

CWE-121 – Stack-based Buffer Overflow

CWE-787 – Out-of-bounds Write

References

Frequently Asked Questions