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9.8
CVSSv3

CVE-2021-31571

Published: 22/04/2021 Updated: 02/06/2021
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

The kernel in Amazon Web Services FreeRTOS prior to 10.4.3 has an integer overflow in queue.c for queue creation.

Vulnerability Trend

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amazon freertos

ICS Advisories

Multiple RTOS (Update D)
Critical Infrastructure Sectors: Energy

References

CWE-190https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/47338393f1f79558f6144213409f09f81d7c4837https://nvd.nist.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463CVE-2024-29895injectCVE-2023-52689CVE-2024-5049CVE-2024-5051privilege escalationphysicalCVE-2023-52676
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