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Description
The System-On-a-Chip (SoC) does not properly isolate shared resources between trusted and untrusted agents.
Modes of Introduction:
– Architecture and Design
Related Weaknesses
Consequences
Access Control: Bypass Protection Mechanism
If resources being used by a trusted user are shared with an untrusted user, the untrusted user may be able to modify the functionality of the shared resource of the trusted user.
Integrity: Quality Degradation
The functionality of the shared resource may be intentionally degraded.
Potential Mitigations
Phase: Architecture and Design
Description:
CVE References
- CVE-2019-6260
- Baseboard Management Controller (BMC) device implements Advanced High-performance Bus (AHB) bridges that do not require authentication for arbitrary read and write access to the BMC’s physical address space from the host, and possibly the network [REF-1138].