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CVE-2019-6844

Common vulnerabilities & exposures (CVE)

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Published at: - 29-10-2019 08:15
Last modified: - 03-02-2022 05:08
Total changes: - 5

Description

A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service atack on the PLC when upgrading the controller with a firmware package containing an invalid web server image using FTP protocol.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Low
Attack complexity
Network
Attack vector
High
Availability
None
Confidentiality
None
Integrity
High
Privileges required
Unchanged
Scope
None
User interaction
4.9
Base score
1.2
3.6
Exploitability score
Impact score
 

Verification logic

OR
AND
OR
vendor=schneider-electric AND product=modicon_m580_firmware
OR
vendor=schneider-electric AND product=modicon_m580 AND version=-
AND
OR
vendor=schneider-electric AND product=modicon_m340_firmware
OR
vendor=schneider-electric AND product=modicon_m340 AND version=-
AND
OR
vendor=schneider-electric AND product=modicon_bmxcra_firmware
OR
vendor=schneider-electric AND product=modicon_bmxcra AND version=-
AND
OR
vendor=schneider-electric AND product=modicon_140cra_firmware
OR
vendor=schneider-electric AND product=modicon_140cra AND version=-
 

Reference

 


Keywords

NVD

 

CVE-2019-6844

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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