Vulnerability Monitor

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CVE-2018-7857

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible Denial of Service when writing out of bounds variables to the controller over Modbus.

Published

2019-05-22T21:29:00.573

Last Modified

2024-11-21T04:12:53.383

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: Primary
    CWE-754
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric modicon_premium_firmware < 3.20 Yes
Hardware schneider-electric modicon_premium - No
Operating System schneider-electric modicon_quantum_firmware < 3.60 Yes
Hardware schneider-electric modicon_quantum - No
Operating System schneider-electric modicon_m340_firmware < 3.01 Yes
Hardware schneider-electric modicon_m340 - No
Operating System schneider-electric modicon_m580_firmware < 2.80 Yes
Hardware schneider-electric modicon_m580 - No
References