VULNERABILITY INTELLIGENCE
CVE-2021-30186
CVSS score7.5 HIGH
EPSS probability7.74%
CISA KEVNot currently listed
Published2021-05-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow.
Weakness classification
- nvd@nist.gov: CWE-787
Primary references
- cve@mitre.org — Permissions Required, Vendor Advisory
- cve@mitre.org — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory