Schneider Electric Modicon M580 Modbus unusual condition

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Schneider Electric Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium. It has been rated as problematic. This issue affects some unknown processing of the component Modbus. The manipulation leads to unusual condition. This vulnerability is traded as CVE-2018-7856. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Schneider Electric Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium (SCADA Software) (version unknown). It has been rated as problematic. This issue affects an unknown function of the component Modbus. The manipulation with an unknown input leads to a unusual condition vulnerability. Using CWE to declare the problem leads to CWE-754. The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. Impacted is availability. The summary by CVE is:

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible denial of Service when writing invalid memory blocks to the controller over Modbus.

The weakness was shared 05/22/2019. The identification of this vulnerability is CVE-2018-7856 since 03/08/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

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

The entries VDB-135360, VDB-135358, VDB-135357 and VDB-135356 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Unusual condition
CWE: CWE-754
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

03/08/2018 🔍
05/22/2019 +440 days 🔍
05/23/2019 +1 days 🔍
09/23/2023 +1584 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: schneider-electric.com
Status: Not defined

CVE: CVE-2018-7856 (🔍)
GCVE (CVE): GCVE-0-2018-7856
GCVE (VulDB): GCVE-100-135359
See also: 🔍

Entryinfo

Created: 05/23/2019 11:01
Updated: 09/23/2023 15:22
Changes: 05/23/2019 11:01 (35), 06/14/2020 16:17 (17), 09/23/2023 15:22 (4)
Complete: 🔍
Cache ID: 216::103

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