CVE-2018-7838

  • Published Date: Mon 15 Jul 2019
  • Last Modified Date: Mon 29 Jul 2019

A CWE-119 Buffer Errors vulnerability exists in Modicon M580 CPU - BMEP582040, all versions before V2.90, and Modicon Ethernet Module BMENOC0301, all versions before V2.16, which could cause denial of service on the FTP service of the controller or the Ethernet BMENOC module when it receives a FTP CWD command with a data length greater than 1020 bytes. A power cycle is then needed to reactivate the FTP service.

Impact

Severity: HIGH
Exploitability Score: 10.0
Impact Score: 6.9
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
Availability (A): COMPLETE

References (Advisories, Solutions, and Tools):



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