CVE-2020-27212

STMicroelectronics STM32L4 devices through 2020-10-19 have incorrect access control

published May 21, 2021

CVSS
—
EPSS
0%
Percentile
26.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00342 · 26.5th percentile
Published
2021-05-21T11:48Z
EPSS history
Timeline
  • 21 MAY 11:48Z
    STMicroelectronics STM32L4 devices through 2020-10-19 have incorrect access control
    cvelistv5