CVE-2021-31572
Amazon Web Services FreeRTOS Kernel Integer Overflow in Stream Buffer
Description
The kernel in Amazon Web Services FreeRTOS before 10.4.3 has an integer overflow in stream_buffer.c for a stream buffer.
INFO
Published Date :
April 22, 2021, 6:15 p.m.
Last Modified :
Nov. 21, 2024, 6:05 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-31572.
| URL | Resource |
|---|---|
| https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b | Patch Third Party Advisory |
| https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b | Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-31572 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-31572 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Jun. 02, 2021
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 03, 2021
Action Type Old Value New Value Removed Reference https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 [Patch, Third Party Advisory] -
Initial Analysis by [email protected]
Apr. 26, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 No Types Assigned https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a01c94987082b223d3e59969ede64363da63 Patch, Third Party Advisory Changed Reference Type https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b No Types Assigned https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/d05b9c123f2bf9090bce386a244fc934ae44db5b Patch, Third Party Advisory Added CWE NIST CWE-190 Added CPE Configuration OR *cpe:2.3:o:amazon:freertos:*:*:*:*:*:*:*:* versions up to (excluding) 10.4.3
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-31572 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-31572
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.20 }} -0.02%
score
0.57361
percentile