Vulnerability Monitor

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CVE-2020-7536

A CWE-754:Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M340 CPUs (BMXP34* versions prior to V3.30) Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4 BMXNOE0110 (H) versions prior to V6.6 BMXNOR0200H all versions), that could cause the device to be unreachable when modifying network parameters over SNMP.

Published

2020-12-11T01:15:12.190

Last Modified

2024-11-21T05:37:20.047

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-754
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric modicon_m340_bmxp341000_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp341000 - No
Operating System schneider-electric modicon_m340_bmxp342000_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp342000 - No
Operating System schneider-electric modicon_m340_bmxp3420102_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp3420102 - No
Operating System schneider-electric modicon_m340_bmxp3420102cl_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp3420102cl - No
Operating System schneider-electric modicon_m340_bmxp342020_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp342020 - No
Operating System schneider-electric modicon_m340_bmxp3420302_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp3420302 - No
Operating System schneider-electric modicon_m340_bmxp3420302cl_firmware < 3.30 Yes
Hardware schneider-electric modicon_m340_bmxp3420302cl - No
Operating System schneider-electric bmxnoe0100_firmware < 3.4 Yes
Hardware schneider-electric bmxnoe0100 - No
Operating System schneider-electric bmxnoe0110_firmware < 6.6 Yes
Hardware schneider-electric bmxnoe0110 - No
Operating System schneider-electric bmxnor0200h_firmware * Yes
Hardware schneider-electric bmxnor0200h - No
References