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.
https://www.zerodayinitiative.com/advisories/ZDI-19-1034/
https://www.zerodayinitiative.com/advisories/ZDI-19-1033/
https://www.us-cert.gov/ics/advisories/icsa-19-353-03
Source: Mitre, NVD
Published: 2019-12-23
Updated: 2026-06-17
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00787