SB2024030784 - Improper access control in FreeRTOS
Published: March 7, 2024 Updated: August 25, 2026
Security Bulletin ID
SB2024030784
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper access control (CVE-ID: CVE-2024-28115)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to improper access control in ARMv7-M MPU ports and ARMv8-M ports with MPU support enabled when enforcing memory protection boundaries. A local user can leverage the flaw to escalate privileges.
Only systems using the affected MPU-enabled ports are vulnerable.
Remediation
Install update from vendor's website.