Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-30186

CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow.

  • Published: May 25, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-30186
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
codesys / plcwinnt - 2.4.7.55
codesys / runtime_toolkit - 2.4.7.55