Vulnerabilities > Codesys > Plcwinnt > High
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2021-10-26 | CVE-2021-34595 | Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Codesys Plcwinnt and Runtime Toolkit A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite. | 8.1 |
| 2021-05-25 | CVE-2021-30186 | Out-of-bounds Write vulnerability in Codesys Plcwinnt and Runtime Toolkit CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow. | 7.5 |
| 2021-05-25 | CVE-2021-30195 | Out-of-bounds Read vulnerability in Codesys Plcwinnt and Runtime Toolkit CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation. | 7.5 |