Vulnerability Monitor

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CVE-2018-7845

A CWE-125: Out-of-bounds Read vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause the disclosure of unexpected data from the controller when reading specific memory blocks in the controller over Modbus.

Published

2019-05-22T20:29:01.620

Last Modified

2024-11-21T04:12:52.027

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-125
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric modicon_m580_firmware * Yes
Hardware schneider-electric modicon_m580 - No
Operating System schneider-electric modicon_m340_firmware * Yes
Hardware schneider-electric modicon_m340 - No
Operating System schneider-electric modicon_quantum_firmware * Yes
Hardware schneider-electric modicon_quantum - No
Operating System schneider-electric modicon_premium_firmware * Yes
Hardware schneider-electric modicon_premium - No
References