CVE-2021-31572

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-31572
The kernel in Amazon Web Services FreeRTOS before 10.4.3 has an integer overflow in stream_buffer.c for a stream buffer.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

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

V2 Legend

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/d05b9c123f2bf9090bce386a244fc934ae44db5b Patch Third Party Advisory
Configurations

Configuration 1 (hide)

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

03 May 2021, 22:15

Type Values Removed Values Added
References
  • {'url': 'https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63', 'name': 'https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63', 'tags': ['Patch', 'Third Party Advisory'], 'refsource': 'MISC'}

26 Apr 2021, 20:15

Type Values Removed Values Added
CWE CWE-190
CPE cpe:2.3:o:amazon:freertos:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
References (MISC) https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b - (MISC) https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b - Patch, Third Party Advisory
References (MISC) https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 - (MISC) https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 - Patch, Third Party Advisory

22 Apr 2021, 19:10

Type Values Removed Values Added
New CVE
Information

Published : 2021-04-22 18:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-31572

Mitre link : CVE-2021-31572

CVE.ORG link : CVE-2021-31572

JSON object : View

Products Affected

amazon

  • freertos
CWE
CWE-190

Integer Overflow or Wraparound