ICSA-17-101-01

icsaUScisa_csaf_ot

Schneider Electric Modicon Modbus Protocol

Advisory ansehen veröffentlicht 2017-04-11

ATTENTION: Remotely exploitable/low skill level to exploit.

01

beschreibt (2)

Zugehörige CVEs.

IDSchweregrad ausnutzbar
CVE-2017-6034UScritical9.8OT erhöht—
An authentication bypass by capture-replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modb…
CVE-2017-6032USmedium5.3—
A Violation of Secure Design Principles issue was discovered in Schneider Electric Modicon Modbus Protocol. The Modicon Modbus protocol has a session-related weakness making it sus…
02

Referenzen

Externe Belege — Patches, Meldungen, Analysen.

03

Behebungen (2)

  • MitigationModicon Modbus protocol

    Enable protection based on an authentication to connect to PLC. This method relies on a feature named Application Password. Once enabled, password-based authentication is required whenever a user connects to change their application program

  • MitigationModicon Modbus protocol

    Enable protection based on an authentication to connect to PLC. This method relies on a feature named Application Password. Once enabled, password-based authentication is required whenever a user connects to change their application program

scry

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