Vulnerabilities > CVE-2021-34570 - Unspecified vulnerability in Phoenixcontact products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
Multiple Phoenix Contact PLCnext control devices in versions prior to 2021.0.5 LTS are prone to a DoS attack through special crafted JSON requests.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| OS | 6 | |
| Hardware | 6 |