Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-21864

A unsafe deserialization vulnerability exists in the ComponentModel ComponentManager.StartupCultureSettings functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.

  • Published: Aug 2, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-21864
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

OWASP TOP 10:

Software From Fixed in
codesys / development_system 3.5.16.0 3.5.16.0.x
codesys / development_system 3.5.17.0 3.5.17.0.x