VULNERABILITY INTELLIGENCE
CVE-2021-45117
CVSS score6.5 MEDIUM
EPSS probability1.42%
CISA KEVNot currently listed
Published2022-03-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Description
The OPC autogenerated ANSI C stack stubs (in the NodeSets) do not handle all error cases. This can lead to a NULL pointer dereference.
Weakness classification
- nvd@nist.gov: CWE-476
Primary references
- cve@mitre.org — Patch, Third Party Advisory
- cve@mitre.org — Patch, Vendor Advisory
- cve@mitre.org — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory