CVE-2023-48010

EUVD-2023-52099
STMicroelectronics SPC58 is vulnerable to Missing Protection Mechanism for Alternate Hardware Interface. Code running as Supervisor on the SPC58 PowerPC microcontrollers may disable the System Memory Protection Unit and gain unabridged read/write access to protected assets.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
Common Weakness Enumeration
References
https://plaxidityx.com/blog/blog-post/is-your-memory-protecteduncovering-hidden-vulnerabilities-in-automotive-mpu-mechanisms/
https://www.st.com/resource/en/reference_manual/rm0452-spc58-h-line--32-bit-power-architecture-automotive-mcu-triple-z4-cores-200-mhz-10-mbytes-flash-hsm-asild-stmicroelectronics.pdf