CWE-1233

Security-Sensitive Hardware Controls with Missing Lock Bit Protection

Medium

Description

The product uses a register lock bit protection mechanism, but it does not ensure that the lock bit prevents modification of system registers or controls that perform changes to important hardware system configuration.

Potential Impact

How to Fix

Architecture and Design

Security lock bit protections must be reviewed for design inconsistency and common weaknesses. Security lock programming flow and lock properties must be tested in pre-silicon and post-silicon testing.

Detection Methods

Related Weaknesses

References

View on MITRE CWE Database →

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