Vulnerabilities > CVE-2021-34596 - Access of Uninitialized Pointer vulnerability in Codesys Plcwinnt and Runtime Toolkit
Attack vector
NETWORK Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 4 |