High

CVE-2025-40815

Type: advisorySource: Official CVE List1 source record

A vulnerability has been identified in LOGO! 12/24RCE (6ED1052-1MD08-0BA2) (All versions < V1.84.05), LOGO! 12/24RCEo (6ED1052-2MD08-0BA2) (All versions < V1.84.05), LOGO! 230RCE (6ED1052-1FB08-0BA2) (All versions < V1.84.05), LOGO! 230RCEo (6ED1052-2FB08-0BA2) (All versions < V1.84.05), LOGO! 24CE (6ED1052-1CC08-0BA2) (All versions < V1.84.05), LOGO! 24CEo (6ED1052-2CC08-0BA2) (All versions < V1.84.05), LOGO! 24RCE (6ED1052-1HB08-0BA2) (All versions < V1.84.05), LOGO! 24RCEo (6ED1052-2HB08-0BA2) (All versions < V1.84.05), SIPLUS LOGO! 12/24RCE (6AG1052-1MD08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 12/24RCEo (6AG1052-2MD08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 230RCE (6AG1052-1FB08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 230RCEo (6AG1052-2FB08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 24CE (6AG1052-1CC08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 24CEo (6AG1052-2CC08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 24RCE (6AG1052-1HB08-7BA2) (All versions < V1.84.05), SIPLUS LOGO! 24RCEo (6AG1052-2HB08-7BA2) (All versions < V1.84.05). Affected devices do not properly validate the structure of TCP packets in several methods. This could allow an attacker to cause buffer overflows, get control over the instruction counter and run custom code.

Announced 11 Nov 2025Group revision 1

Original source ↗

CVE-2025-40815

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2025-40815

LOGO! 12/24RCE

Source reference: /containers/cna/affected/0/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 12/24RCEo

Source reference: /containers/cna/affected/1/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 230RCE

Source reference: /containers/cna/affected/2/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 230RCEo

Source reference: /containers/cna/affected/3/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 24CE

Source reference: /containers/cna/affected/4/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 24CEo

Source reference: /containers/cna/affected/5/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 24RCE

Source reference: /containers/cna/affected/6/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

LOGO! 24RCEo

Source reference: /containers/cna/affected/7/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 12/24RCE

Source reference: /containers/cna/affected/8/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 12/24RCEo

Source reference: /containers/cna/affected/9/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 230RCE

Source reference: /containers/cna/affected/10/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 230RCEo

Source reference: /containers/cna/affected/11/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 24CE

Source reference: /containers/cna/affected/12/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 24CEo

Source reference: /containers/cna/affected/13/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 24RCE

Source reference: /containers/cna/affected/14/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

SIPLUS LOGO! 24RCEo

Source reference: /containers/cna/affected/15/product

Affected versions: Not stated in this record
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Siemens",
    "product": "LOGO! 12/24RCE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 12/24RCEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 230RCE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 230RCEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 24CE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 24CEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 24RCE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "LOGO! 24RCEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 12/24RCE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 12/24RCEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 230RCE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 230RCEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 24CE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 24CEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 24RCE",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIPLUS LOGO! 24RCEo",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V1.84.05",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]

Related CVEs: CVE-2025-40815
Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event: #17195 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 01:29:04 GMT
Publisher date: Tue, 11 Nov 2025 20:20:37 GMT

Read the original announcement

Revision history

25 Oct 2026CVE-2025-40815 · Revision 1Source updated