8.6
HIGH
CVE-2023-3242
B&R Industrial Automation Automation Runtime Core Module Denial-of-Service
Description

Improper initialization implementation in Portmapper used in B&R Industrial Automation Automation Runtime <G4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.

INFO

Published Date :

July 26, 2023, 6:15 p.m.

Last Modified :

May 27, 2024, 8:15 a.m.

Remotely Exploitable :

Yes !

Impact Score :

4.0

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-3242 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 Br-automation automation_runtime
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-2023-3242.

URL Resource
https://www.br-automation.com/downloads_br_productcatalogue/assets/1689787619746-en-original-1.0.pdf 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).

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

The following list is the news that have been mention CVE-2023-3242 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-3242 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. 27, 2024

    Action Type Old Value New Value
    Changed Description Allocation of Resources Without Limits or Throttling, Improper Initialization vulnerability in B&R Industrial Automation B&R Automation Runtime allows Flooding, Leveraging Race Conditions.This issue affects B&R Automation Runtime: <G4.93. Improper initialization implementation in Portmapper used in B&R Industrial Automation Automation Runtime <G4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Aug. 04, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://www.br-automation.com/downloads_br_productcatalogue/assets/1689787619746-en-original-1.0.pdf No Types Assigned https://www.br-automation.com/downloads_br_productcatalogue/assets/1689787619746-en-original-1.0.pdf Vendor Advisory
    Added CPE Configuration OR *cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:* versions up to (excluding) g4.93
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-2023-3242 is associated with the following CWEs:

Exploit Prediction

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

0.08 }} 0.02%

score

0.34109

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
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