Vulnerabilities > CVE-2021-34586 - NULL Pointer Dereference vulnerability in Codesys
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests may cause a Null pointer dereference in the CODESYS web server and may result in a denial-of-service condition.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |