Weakness (CWE)
CWE-1231: Improper Prevention of Lock Bit Modification
Base
The product uses a trusted lock bit for restricting access to registers, address regions, or other resources, but the product does not prevent the value of the lock bit from being modified after it has been set.
How to prevent it (1 mitigation)
-
Architecture and Design, Implementation, Testing
- 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.
Source: MITRE CWE-1231
3 results · Feed
-
Medium 6.7
Improper Prevention of Lock Bit Modification in SEV firmware could allow a privileged attacker to downgrade firmware po…
-
High 7.5
Improper input validation for DIMM serial presence detect (SPD) metadata could allow an attacker with physical access, …
-
Medium 6.0
DGX A100 SBIOS contains a vulnerability in the Pre-EFI Initialization (PEI)phase, where a privileged user can disable S…