CVE-2019-18236

Name: CVE-2019-18236
Creator: NVD / NIST
Published: 2019-12-23T20:15:10.877+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 2.79%

Last modified Jun 17, 2026

CVE-2019-18236 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Multiple buffer overflow vulnerabilities exist when the PLC Editor Version 1.3.5_20190129 processes project files. An attacker could use a specially crafted project file to exploit and execute code under the privileges of the application.. EPSS estimates a 2.79% chance of exploitation in the next 30 days.

Description

Multiple buffer overflow vulnerabilities exist when the PLC Editor Version 1.3.5_20190129 processes project files. An attacker could use a specially crafted project file to exploit and execute code under the privileges of the application.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

2.79%

84.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
We-Con	Plc Editor	1.3.5	20190129

References

https://www.us-cert.gov/ics/advisories/icsa-19-353-03Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-1033/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-1034/Third Party Advisory, VDB Entry
https://www.us-cert.gov/ics/advisories/icsa-19-353-03Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-1033/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-1034/Third Party Advisory, VDB Entry

Timeline

Published: Dec 23, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-18236?

How severe is CVE-2019-18236?

CVE-2019-18236 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 2.79% probability of exploitation in the next 30 days.

How do I fix CVE-2019-18236?

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-2019-18236?

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

Scan your code now

Source: NVD / NIST