No exploitation reportedFix available

CVE-2018-5452

No exploitation reported by the sources we read.

Published2018-03-07
WeaknessCWE-121 · CWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2018-03-0718:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-5452?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-5452?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Emerson controlwave micro firmwareversion to verify

Branch	Affected	Fixed in	Source
5.78	≤ 05.78.00	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-18-058-03 CISA1 known affected
Emerson ControlWave Micro Process Automation Controller
ControlWave Micro [ProConOS v.4.01.280] firmware: CWM v.05.78.00 and prior

Full record on NVD

Fix

Vendor fix CISA ICSA-18-058-03 · 1 productUpgrade the affected devices to firmware version 05.79.00 to correct this possible action. System firmware upgrade instructions are available in product documentation (ControlWave Micro Process Automation Controller Instruction Manual, part D301392X012).
Mitigation from the vendor CISA ICSA-18-058-03 · 1 productAssess which ControlWave products in your organization have Ethernet connectivity.
Mitigation from the vendor CISA ICSA-18-058-03 · 1 productThe resolution described is available only to the user when appropriately incorporated into the application running in ControlWave Micro firmware.
Mitigation from the vendor CISA ICSA-18-058-03 · 1 productPrior to upgrading the system firmware, always perform a full alarm and historical collection (archive files as well as audit logs).
Mitigation from the vendor CISA ICSA-18-058-03 · 1 productThe release notes and firmware upgrade are available to registered users at the following link:

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
CNAweakness (CWE)CWE-121read 2026-10-23
NVDweakness (CWE)CWE-787read 2026-10-23
FIRST EPSSEPSS score2.2 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2018-03-07
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-5452?

Is CVE-2018-5452 actively exploited?

Active exploitation of CVE-2018-5452 has not been confirmed. Its EPSS score was 2.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-5452?

CVE-2018-5452 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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