CVE-2021-32020

The kernel in Amazon Web Services FreeRTOS before 10.4.3 has insufficient bounds checking during management of heap memory.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63	Patch Third Party Advisory
https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:amazon:freertos:*:*:*:*:*:*:*:*

History

21 Nov 2024, 06:06

Type	Values Removed	Values Added
References	~~() https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 - Patch, Third Party Advisory~~	() https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 - Patch, Third Party Advisory

Information

Published : 2021-05-03 22:15

Updated : 2024-11-21 06:06

NVD link : CVE-2021-32020

Mitre link : CVE-2021-32020

CVE.ORG link : CVE-2021-32020

JSON object : View

Products Affected

amazon

freertos

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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