4.6
MEDIUM
CVE-2021-42301
Azure RTOS "System Information Exposed" Information Disclosure
Description

Azure RTOS Information Disclosure Vulnerability

INFO

Published Date :

Nov. 10, 2021, 1:19 a.m.

Last Modified :

Dec. 28, 2023, 4:15 p.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

0.9
Public PoC/Exploit Available at Github

CVE-2021-42301 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-42301 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft azure_real_time_operating_system
2 Microsoft azure_rtos
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-2021-42301.

URL Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42301 Patch Vendor 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).

None

Updated: 1 year, 8 months ago
0 stars 0 fork 0 watcher
Born at : March 4, 2023, 5:39 p.m. This repo has been linked 4 different CVEs too.

Config files for my GitHub profile.

config github-config

Updated: 2 years, 9 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 27, 2021, 3:31 p.m. This repo has been linked 25 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-42301 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-42301 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 [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Dec. 28, 2023

    Action Type Old Value New Value
    Changed Description Azure RTOS Information Disclosure Vulnerability This CVE ID is unique from CVE-2021-26444, CVE-2021-42323. Azure RTOS Information Disclosure Vulnerability
    Added CVSS V3.1 Microsoft Corporation AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
  • CWE Remap by [email protected]

    Jul. 12, 2022

    Action Type Old Value New Value
    Changed CWE CWE-668 NVD-CWE-noinfo
  • Initial Analysis by [email protected]

    Nov. 17, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42301 No Types Assigned https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42301 Patch, Vendor Advisory
    Added CWE NIST CWE-668
    Added CPE Configuration OR *cpe:2.3:o:microsoft:azure_rtos:*:*:*:*:*:*:*:* versions up to (excluding) 6.1.9
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-42301 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-2021-42301 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.47 }} -0.07%

score

0.76100

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability