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cvelistSchneiderCVELIST:CVE-2022-37301
HistoryNov 22, 2022 - 12:00 a.m.

CVE-2022-37301

2022-11-2200:00:00
CWE-191
schneider
www.cve.org
vulnerability
modbus tcp
denial of service
memory access violations
modicon controllers

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

38.4%

A CWE-191: Integer Underflow (Wrap or Wraparound) vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU (part numbers BMXP34*)(V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*)(V3.22 and prior), Legacy Modicon Quantum/Premium(All Versions), Modicon Momentum MDI (171CBU*)(All Versions), Modicon MC80 (BMKC80)(V1.7 and prior)

CNA Affected

[
  {
    "vendor": "Schneider Electric",
    "product": "Modicon M340 CPU (part numbers BMXP34*)",
    "versions": [
      {
        "version": "V",
        "status": "affected",
        "lessThanOrEqual": "3.40",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Schneider Electric",
    "product": "Modicon M580 CPU (part numbers BMEP* and BMEH*) ",
    "versions": [
      {
        "version": "V",
        "status": "affected",
        "lessThanOrEqual": "3.22",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Schneider Electric",
    "product": "Legacy Modicon Quantum/Premium",
    "versions": [
      {
        "version": "All  Versions",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Schneider Electric",
    "product": "Modicon Momentum MDI (171CBU*)",
    "versions": [
      {
        "version": "All  Versions",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Schneider Electric",
    "product": "Modicon MC80 (BMKC80)",
    "versions": [
      {
        "version": "V",
        "status": "affected",
        "lessThanOrEqual": "1.7",
        "versionType": "custom"
      }
    ]
  }
]

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

38.4%

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