CWE-1316: Fabric-Address Map Allows Programming of Unwarranted Overlaps of Protected and Unprotected Ranges

low-risk

The address map of the on-chip fabric has protected and unprotected regions overlapping, allowing an attacker to bypass access control to the overlapping portion of the protected region.

Abstraction: Base

Common Consequences

Confidentiality Bypass Protection Mechanism

Detection Methods

Automated Dynamic Analysis

Review address map in specification to see if there are any overlapping ranges.

Manual Static Analysis

Negative testing of access control on overlapped ranges.

Real-World Examples (1)

CVE CVSS EPSS KEV
CVE-2019-25655 6.2 0.0%
0
/ 100
low-risk
Active Threat 0/50 · Minimal
Exploit Availability 0/50 · Minimal