CVE-2023-48010

STMicroelectronics SPC58 is vulnerable to Missing Protection Mechanism for Alternate Hardware Interface

Critical · published December 5, 2024

CVSS v3.1
9.8
EPSS
0%
Percentile
38.8
In the wild
Unconfirmed
What it is

🚨 A savvy attacker could disable critical security features in the STMicroelectronics SPC58, gaining unrestricted access to sensitive data like a kid finding the candy stash! 🔥 Think of the SPC58 microcontroller as a fortified castle with a security system. If an intruder manages to turn off the security alarms, they can waltz right in and grab whatever treasures they desire without breaking a sweat! This vulnerability could lead to absolutely devastating consequences, allowing attackers to read, modify, or even erase vital protected assets. Imagine the chaos if sensitive information is suddenly laid bare or worse, altered without a trace!

Put simply

Think of the SPC58 microcontroller as a fortified castle with a security system. If an intruder manages to turn off the security alarms, they can waltz right in and grab whatever treasures they desire without breaking a sweat! The SPC58 PowerPC microcontrollers have a missing protection mechanism that lets code running in Supervisor mode disable the System Memory Protection Unit, compromising the security of protected assets.

What to do

This vulnerability could lead to absolutely devastating consequences, allowing attackers to read, modify, or even erase vital protected assets. Imagine the chaos if sensitive information is suddenly laid bare or worse, altered without a trace! Immediate action is required! Review and patch your SPC58 firmware to implement robust protection mechanisms, ensuring that Supervisor code cannot disable memory protection. Don't forget to audit existing code for proper security practices! You've got this! With the right updates and precautions, you can secure your systems and maintain your status as a security hero! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00458 · 38.8th percentile
Published
2024-12-05T00:00Z
EPSS history
Timeline
  • 05 DEC 00:00Z
    STMicroelectronics SPC58 is vulnerable to Missing Protection Mechanism for Alternate Hardware Interface
    cvelistv5