OpenPLC v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a EtherNet IP Parser type conversion

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenPLC v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a and classified as critical. The affected element is an unknown function of the component EtherNet IP Parser. Executing a manipulation can lead to type conversion. This vulnerability is handled as CVE-2024-39589. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in OpenPLC v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a and classified as critical. This vulnerability affects an unknown code of the component EtherNet IP Parser. The manipulation with an unknown input leads to a type conversion vulnerability. The CWE definition for the vulnerability is CWE-704. The product does not correctly convert an object, resource, or structure from one type to a different type. As an impact it is known to affect availability. CVE summarizes:

Multiple invalid pointer dereference vulnerabilities exist in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC_v3 16bf8bac1a36d95b73e7b8722d0edb8b9c5bb56a. A specially crafted EtherNet/IP request can lead to denial of service. An attacker can send a series of EtherNet/IP requests to trigger these vulnerabilities.This instance of the vulnerability occurs within the `Protected_Logical_Read_Reply` function

The advisory is available at talosintelligence.com. This vulnerability was named CVE-2024-39589 since 06/26/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/27/2024).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (talos): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Type conversion
CWE: CWE-704
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/26/2024 🔍
09/18/2024 +84 days 🔍
09/18/2024 +0 days 🔍
09/27/2024 +9 days 🔍

Sourcesinfo

Advisory: TALOS-2024-2016
Status: Not defined

CVE: CVE-2024-39589 (🔍)
GCVE (CVE): GCVE-0-2024-39589
GCVE (VulDB): GCVE-100-278086

Entryinfo

Created: 09/18/2024 18:37
Updated: 09/27/2024 03:37
Changes: 09/18/2024 18:37 (62), 09/27/2024 03:37 (1)
Complete: 🔍
Cache ID: 216::103

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