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.
Volume of CVEs assigned to CWE-1257 and their average CVSS base score over time.
Top CVEs that have been assigned this CWE. A single CVE can have multiple CWE assignments, though many have just one.
3 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-27032HIGH memory corruption while loading a PIL authenticated VM, when authenticated VM image is loaded without maintaining cache coherency. | Sep 24, 2025 | 7.8 | 26 | NO | NO |
CVE-2019-1174HIGH An elevation of privilege vulnerability exists in the way that the PsmServiceExtHost.dll handles objects in memory. An attacker who successfully exploited the vulnerability could e | Aug 14, 2019 | 7.0 | 23 | NO | NO |
CVE-2025-36600HIGH 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 at | Jul 8, 2025 | 8.2 | 22 | NO | NO |
Exploit activity across CVEs assigned to this CWE, including CVEs that carry other CWE assignments.
Social posts that mention CVE IDs assigned to this CWE. This is assigned-CVE activity, not mentions of the CWE label itself.
Media articles that mention CVE IDs assigned to this CWE. This is assigned-CVE coverage, not mentions of the CWE label itself.