Modicon Modbus Protocol Authentication Bypass and Command Replay Vulnerability

CVE-2017-6034 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

An Authentication Bypass by Capture-Replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modbus protocol, which may allow an attacker to replay the following commands: run, stop, upload, and download.

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