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Status published
Critical
CVE-2023-4280
Unvalidated input in Silicon Labs TrustZone implementation leads to accessing Trusted memory region
Vulnerability Description
An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory from the untrusted region.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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View all reports →Affected Software
GSDK
Vulnerable Versions:
1.0
Timeline
Official Publish:
January 2nd, 2024
Last Modified:
June 13th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
MITRE ATT&CK TTPs
T1190
Exploit Public-Facing Application
Initial Access
T1213
Data from Information Repositories
Collection
T1003
OS Credential Dumping
Credential Access
T1552
Unsecured Credentials
Credential Access
T1068
Exploitation for Privilege Escalation
Privilege Escalation
T1055
Process Injection
Defense Evasion
T1105
Ingress Tool Transfer
Command and Control
T1485
Data Destruction
Impact