CVE-2019-6811 (modicon_quantum_140noe77101_firmware, modicon_quantum_140noe77111_firmware)

An Improper Check for Unusual or Exceptional Conditions (CWE-754) vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earlier, which could cause denial of service when the module receives an IP fragmented packet with a length greater than 65535 bytes. The module then requires a power cycle to recover.
Source: NIST
CVE-2019-6811 (modicon_quantum_140noe77101_firmware, modicon_quantum_140noe77111_firmware)