Use After Free
CVE-2021-38438
Summary
A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malformed project file, which may allow arbitrary code execution.
- LOW
- LOCAL
- HIGH
- UNCHANGED
- REQUIRED
- NONE
- HIGH
- HIGH
CWE-416 - Use After Free
Use-after-free (UaF) vulnerability occurs when the application is using a pointer to memory that has been freed. Any attempt to read/write to a buffer after it is de-allocated allows memory corruption, sensitive information exposure, and can potentially lead to arbitrary code execution.
References
Advisory Timeline
- Published