Vulnerability Monitor

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CVE-2019-6811

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.

Published

2019-09-17T20:15:11.920

Last Modified

2024-11-21T04:47:12.350

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-754
  • Type: Primary
    CWE-754
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric modicon_quantum_140noe77101_firmware ≤ 6.9 Yes
Hardware schneider-electric modicon_quantum_140noe77101 - No
Operating System schneider-electric modicon_quantum_140noe77111_firmware ≤ 6.9 Yes
Hardware schneider-electric modicon_quantum_140noe77111 - No
References