Common Weakness Enumeration

    CWE Definition / CWE-1239

    CWE-1239: Improper Zeroization of Hardware Register

    The hardware product does not properly clear sensitive information from built-in registers when the user of the hardware block changes.

    Published:8 Feb 2020
    Organization:MITRE
    Modified:11 Dec 2025

    Related Weakness

    CWE-226: Sensitive Information in Resource Not Removed Before Reuse

    CWE-226: Sensitive Information in Resource Not Removed Before Reuse