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Status published
High
CVE-2020-27212
STMicroelectronics STM32L4 devices through 2020-10-19 have incorrect access control. The...
Vulnerability Description
STMicroelectronics STM32L4 devices through 2020-10-19 have incorrect access control. The flash read-out protection (RDP) can be degraded from RDP level 2 (no access via debug interface) to level 1 (limited access via debug interface) by injecting a fault during the boot phase.
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.
References
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CVE-2021-43392
STMicroelectronics STSAFE-J 1.1.4, J-SAFE3 1.2.5, and J-SIGN sometimes allow attackers...
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CVE-2021-34268
An issue in the USBH_ParseDevDesc() function of STMicroelectronics STM32Cube Middleware...
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4.6
CVE-2021-34267
An in the USBH_MSC_InterfaceInit() function of STMicroelectronics STM32Cube Middleware v1.8.0...
Medium
4.6
CVE-2021-34262
A buffer overflow vulnerability in the USBH_ParseEPDesc() function of STMicroelectronics...
Medium
6.8
Affected Vendor
Affected Software
stm32cubel4 firmware
Vulnerable Versions:
0
Timeline
Official Publish:
May 21st, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.