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Vulnerability Details : CVE-2018-7846

A CWE-501: Trust Boundary Violation vulnerability on connection to the Controller exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium which could cause unauthorized access by conducting a brute force attack on Modbus protocol to the controller.
Publish Date : 2019-05-22 Last Update Date : 2019-06-10
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Overflow
CWE ID 119

- Products Affected By CVE-2018-7846

# Product Type Vendor Product Version Update Edition Language
1 OS Schneider-electric Modicon M340 Firmware Version Details Vulnerabilities
2 OS Schneider-electric Modicon M580 Firmware Version Details Vulnerabilities
3 OS Schneider-electric Modicon Premium Firmware Version Details Vulnerabilities
4 OS Schneider-electric Modicon Quantum Firmware Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Schneider-electric Modicon M340 Firmware 1
Schneider-electric Modicon M580 Firmware 1
Schneider-electric Modicon Premium Firmware 1
Schneider-electric Modicon Quantum Firmware 1

- References For CVE-2018-7846

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0735
https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2018-7846

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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