Skip to content
ImpactrStart an engagement

CWE-1209

Failure to Disable Reserved Bits

The reserved bits in a hardware design are not disabled prior to production. Typically, reserved bits are used for future capabilities and should not support any functional logic in the design. However, designers might covertly use these bits to debug or further develop new capabilities in production hardware. Adversa…

Impactr finds and proves whether CWE-1209 — or flaws like it — are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.