VULNERABILITY INTELLIGENCE
CVE-2019-18858
CVSS score9.8 CRITICAL
EPSS probability1.94%
CISA KEVNot currently listed
Published2019-11-20
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
CODESYS 3 web server before 3.5.15.20, as distributed with CODESYS Control runtime systems, has a Buffer Overflow.
Weakness classification
- CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Primary references
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory