CVE-2021-31887 (GCVE-0-2021-31887)
Vulnerability from cvelistv5
Published
2021-11-09 11:32
Modified
2024-08-03 23:10
Severity ?
CWE
  • CWE-170 - Improper Null Termination
Summary
A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All versions), APOGEE MEC (PPC) (P2 Ethernet) (All versions), APOGEE PXC Compact (BACnet) (All versions < V3.5.4), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.19), APOGEE PXC Modular (BACnet) (All versions < V3.5.4), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.19), Desigo PXC00-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC00-U (All versions >= V2.3 and < V6.30.016), Desigo PXC001-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC100-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC12-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC128-U (All versions >= V2.3 and < V6.30.016), Desigo PXC200-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC36.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC50-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC64-U (All versions >= V2.3 and < V6.30.016), Desigo PXM20-E (All versions >= V2.3 and < V6.30.016), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus Source Code (All versions), TALON TC Compact (BACnet) (All versions < V3.5.4), TALON TC Modular (BACnet) (All versions < V3.5.4). FTP server does not properly validate the length of the “PWD/XPWD” command, leading to stack-based buffer overflows. This may result in Denial-of-Service conditions and Remote Code Execution. (FSMD-2021-0016)
References
productcert@siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdfVendor Advisory
productcert@siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdfVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdfVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdfVendor Advisory
Impacted products
Vendor Product Version
Siemens APOGEE MBC (PPC) (BACnet) Version: All versions
 Create a notification for this product.
   Siemens APOGEE MBC (PPC) (P2 Ethernet) Version: All versions
 Create a notification for this product.
   Siemens APOGEE MEC (PPC) (BACnet) Version: All versions
 Create a notification for this product.
   Siemens APOGEE MEC (PPC) (P2 Ethernet) Version: All versions
 Create a notification for this product.
   Siemens APOGEE PXC Compact (BACnet) Version: All versions < V3.5.4
 Create a notification for this product.
   Siemens APOGEE PXC Compact (P2 Ethernet) Version: All versions < V2.8.19
 Create a notification for this product.
   Siemens APOGEE PXC Modular (BACnet) Version: All versions < V3.5.4
 Create a notification for this product.
   Siemens APOGEE PXC Modular (P2 Ethernet) Version: All versions < V2.8.19
 Create a notification for this product.
   Siemens Desigo PXC00-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC00-U Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC001-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC100-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC12-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC128-U Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC200-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC22-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC22.1-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC36.1-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC50-E.D Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXC64-U Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Desigo PXM20-E Version: All versions >= V2.3 and < V6.30.016
 Create a notification for this product.
   Siemens Nucleus NET Version: All versions
 Create a notification for this product.
   Siemens Nucleus ReadyStart V3 Version: All versions < V2017.02.4
 Create a notification for this product.
   Siemens Nucleus Source Code Version: All versions
 Create a notification for this product.
   Siemens TALON TC Compact (BACnet) Version: All versions < V3.5.4
 Create a notification for this product.
   Siemens TALON TC Modular (BACnet) Version: All versions < V3.5.4
 Create a notification for this product.
Show details on NVD website

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        }
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                        ]
                      }
                    },
                    {
                      "product_name": "Desigo PXC100-E.D",
                      "version": {
                        "version_data": [
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                            "version_value": "All versions \u003e= V2.3 and \u003c V6.30.016"
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                      }
                    },
                    {
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                      "version": {
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                    {
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                    {
                      "product_name": "Desigo PXC200-E.D",
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                      "product_name": "Desigo PXC22-E.D",
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                      "product_name": "Desigo PXC22.1-E.D",
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                            "version_value": "All versions \u003e= V2.3 and \u003c V6.30.016"
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                    {
                      "product_name": "Desigo PXC36.1-E.D",
                      "version": {
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                            "version_value": "All versions \u003e= V2.3 and \u003c V6.30.016"
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                    },
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                      "product_name": "Desigo PXC64-U",
                      "version": {
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                            "version_value": "All versions \u003e= V2.3 and \u003c V6.30.016"
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            {
              "lang": "eng",
              "value": "A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All versions), APOGEE MEC (PPC) (P2 Ethernet) (All versions), APOGEE PXC Compact (BACnet) (All versions \u003c V3.5.4), APOGEE PXC Compact (P2 Ethernet) (All versions \u003c V2.8.19), APOGEE PXC Modular (BACnet) (All versions \u003c V3.5.4), APOGEE PXC Modular (P2 Ethernet) (All versions \u003c V2.8.19), Desigo PXC00-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC00-U (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC001-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC100-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC12-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC128-U (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC200-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC22-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC22.1-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC36.1-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC50-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC64-U (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXM20-E (All versions \u003e= V2.3 and \u003c V6.30.016), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions \u003c V2017.02.4), Nucleus Source Code (All versions), TALON TC Compact (BACnet) (All versions \u003c V3.5.4), TALON TC Modular (BACnet) (All versions \u003c V3.5.4). FTP server does not properly validate the length of the \u201cPWD/XPWD\u201d command, leading to stack-based buffer overflows. This may result in Denial-of-Service conditions and Remote Code Execution. (FSMD-2021-0016)"
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-170: Improper Null Termination"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2021-31887",
    "datePublished": "2021-11-09T11:32:00",
    "dateReserved": "2021-04-29T00:00:00",
    "dateUpdated": "2024-08-03T23:10:30.650Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-31887\",\"sourceIdentifier\":\"productcert@siemens.com\",\"published\":\"2021-11-09T12:15:09.587\",\"lastModified\":\"2024-11-21T06:06:26.073\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All versions), APOGEE MEC (PPC) (P2 Ethernet) (All versions), APOGEE PXC Compact (BACnet) (All versions \u003c V3.5.4), APOGEE PXC Compact (P2 Ethernet) (All versions \u003c V2.8.19), APOGEE PXC Modular (BACnet) (All versions \u003c V3.5.4), APOGEE PXC Modular (P2 Ethernet) (All versions \u003c V2.8.19), Desigo PXC00-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC00-U (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC001-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC100-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC12-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC128-U (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC200-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC22-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC22.1-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC36.1-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC50-E.D (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXC64-U (All versions \u003e= V2.3 and \u003c V6.30.016), Desigo PXM20-E (All versions \u003e= V2.3 and \u003c V6.30.016), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions \u003c V2017.02.4), Nucleus Source Code (All versions), TALON TC Compact (BACnet) (All versions \u003c V3.5.4), TALON TC Modular (BACnet) (All versions \u003c V3.5.4). FTP server does not properly validate the length of the \u201cPWD/XPWD\u201d command, leading to stack-based buffer overflows. This may result in Denial-of-Service conditions and Remote Code Execution. (FSMD-2021-0016)\"},{\"lang\":\"es\",\"value\":\"Se ha identificado una vulnerabilidad en APOGEE MBC (PPC) (BACnet) (Todas las versiones), APOGEE MBC (PPC) (P2 Ethernet) (Todas las versiones), APOGEE MEC (PPC) (BACnet) (Todas las versiones), APOGEE MEC (PPC) (P2 Ethernet) (Todas las versiones), APOGEE PXC Compact (BACnet) (Todas las versiones anteriores a V3. 5.4), APOGEE PXC Compact (P2 Ethernet) (Todas las versiones anteriores a V2.8.19), APOGEE PXC Modular (BACnet) (Todas las versiones anteriores a V3. 5.4), APOGEE PXC Modular (P2 Ethernet) (Todas las versiones anteriores a V2.8.19), Desigo PXC00-E.D (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC00-U (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6. 30.016), Desigo PXC001-E.D (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC100-E.D (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC12-E.D (Todas las versiones posteriores o iguales a V2. 3 y anteriores a V6.30.016), Desigo PXC128-U (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC200-E.D (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC22-E.D (Todas las versiones posteriores o iguales a V2. 3 y anteriores a V6.30.016), Desigo PXC22.1-E.D (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC36.1-E.D (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXC50-E.D (Todas las versiones posteriores o iguales a V2. 3 y anteriores a V6.30.016), Desigo PXC64-U (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Desigo PXM20-E (Todas las versiones posteriores o iguales a V2.3 y anteriores a V6.30.016), Nucleus NET (Todas las versiones), Nucleus ReadyStart V3 (Todas las versiones anteriores a V2017. 02.4), Nucleus Source Code (Todas las versiones), TALON TC Compact (BACnet) (Todas las versiones anteriores a V3.5.4), TALON TC Modular (BACnet) (Todas las versiones anteriores a V3.5.4). El servidor FTP no valida correctamente la longitud del comando \\\"PWD/XPWD\\\", lo que lleva a desbordamientos de b\u00fafer basados en la pila. Esto puede provocar condiciones de denegaci\u00f3n de servicio y ejecuci\u00f3n remota de c\u00f3digo. 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  }
}


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