VDB-274418 · CVE-2024-7567 · icsa-24-226-07

Rockwell Automation Micro850/Micro870 prior 22.011 Modbus Communication resource consumption

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Rockwell Automation Micro850 and Micro870 and classified as problematic. Affected by this issue is some unknown functionality of the component Modbus Communication Handler. Such manipulation leads to resource consumption. This vulnerability is listed as CVE-2024-7567. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Rockwell Automation Micro850 and Micro870. It has been rated as problematic. Affected by this issue is an unknown code of the component Modbus Communication Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

A denial-of-service vulnerability exists via the CIP/Modbus port in the Rockwell Automation Micro850/870 (2080 -L50E/2080 -L70E). If exploited, the CIP/Modbus communication may be disrupted for short duration.

The advisory is available at cisa.gov. This vulnerability is handled as CVE-2024-7567. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 22.011 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Automation Software

Vendor

Rockwell Automation

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Micro850/Micro870 22.011

Timelineinfo

08/13/2024 🔍
08/13/2024 +0 days 🔍
08/14/2024 +1 days 🔍

Sourcesinfo

Advisory: icsa-24-226-07
Status: Confirmed

CVE: CVE-2024-7567 (🔍)
GCVE (CVE): GCVE-0-2024-7567
GCVE (VulDB): GCVE-100-274418

Entryinfo

Created: 08/13/2024 19:31
Updated: 08/14/2024 08:56
Changes: 08/13/2024 19:31 (53), 08/14/2024 08:56 (1)
Complete: 🔍
Cache ID: 216::103