CWE-1257Base

Improper Access Control Applied to Mirrored or Aliased Memory Regions

Incomplete in the CWE catalog · 2 CVEs mapped

2
CVEs mapped
8.0
Median CVSS
What it is

Aliased or mirrored memory regions in hardware designs may have inconsistent read/write permissions enforced by the hardware. A possible result is that an untrusted agent is blocked from accessing a memory region but is not blocked from accessing the corresponding aliased memory region.

Recent examples
7.8cvss
CVE-2025-27032

Improper Access Control Applied to Mirrored or Aliased Memory Regions in Hypervisor

memory corruption while loading a PIL authenticated VM, when authenticated VM image is loaded without maintaining cache coherency.

HIGHno explanation yet
0%
epss
8.2cvss
CVE-2025-36600

Dell Client Platform BIOS contains an Improper Access Control Applied to Mirrored or Aliased Memory Regions vulnerability in an externally developed component

Dell Client Platform BIOS contains an Improper Access Control Applied to Mirrored or Aliased Memory Regions vulnerability in an externally developed component. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Code execution.

HIGHno explanation yet
0%
epss
The record
Technical detail
CWE ID
CWE-1257
Abstraction
Base
Structure
Simple
Status
Incomplete