VDB-271149 · CVE-2024-5681 · SEVD-2024-191-02

Schneider Electric EcoStruxure Foxboro DCS Core Control Services up to 9.8 IOCTL Call Foxboro.sys input validation

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.
7.7	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Schneider Electric EcoStruxure Foxboro DCS Core Control Services up to 9.8. Affected is an unknown function in the library Foxboro.sys of the component IOCTL Call Handler. Performing a manipulation results in input validation. This vulnerability is cataloged as CVE-2024-5681. The attack must be initiated from a local position. There is no exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Schneider Electric EcoStruxure Foxboro DCS Core Control Services up to 9.8. It has been classified as critical. This affects an unknown code in the library Foxboro.sys of the component IOCTL Call Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

CWE-20: Improper Input Validation vulnerability exists that could cause local denial-of-service, privilege escalation, and potentially kernel execution when a malicious actor with local user access crafts a script/program using an IOCTL call in the Foxboro.sys driver.

The advisory is shared at download.schneider-electric.com. This vulnerability is uniquely identified as CVE-2024-5681 since 06/06/2024. The exploitability is told to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

SCADA Software

Vendor

Schneider Electric

Name

EcoStruxure Foxboro DCS Core Control Services

Version

License

commercial

Website

Vendor: https://www.schneider-electric.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (schneider): 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/06/2024 🔍
07/11/2024 +35 days 🔍
07/11/2024 +0 days 🔍
07/13/2024 +2 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2024-191-02
Status: Confirmed

CVE: CVE-2024-5681 (🔍)
GCVE (CVE): GCVE-0-2024-5681
GCVE (VulDB): GCVE-100-271149

Entryinfo

Created: 07/11/2024 10:47
Updated: 07/13/2024 04:20
Changes: 07/11/2024 10:47 (66), 07/11/2024 15:02 (1), 07/13/2024 04:20 (10)
Complete: 🔍
Cache ID: 216::103