Vulnerabilities > CVE-2021-21867 - Deserialization of Untrusted Data vulnerability in Codesys 3.5.16.0/3.5.17.0
Attack vector
NETWORK Attack complexity
MEDIUM Privileges required
NONE Confidentiality impact
PARTIAL Integrity impact
PARTIAL Availability impact
PARTIAL Summary
An unsafe deserialization vulnerability exists in the ObjectManager.plugin ObjectStream.ProfileByteArray 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.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
Application | 2 |