ssa-935500
Vulnerability from csaf_siemens
Published
2022-10-11 00:00
Modified
2025-05-13 00:00
Summary
SSA-935500: Denial of Service Vulnerability in FTP Server of Nucleus RTOS based APOGEE, TALON and Desigo PXC/PXM Products

Notes

Summary
A denial of service vulnerability has been identified in the Nucleus RTOS (real-time operating system) and reported in the Siemens Security Advisory SSA-313313: https://cert-portal.siemens.com/productcert/html/ssa-313313.html. The products listed below use affected versions of the Nucleus software and inherently contain the vulnerability. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where fixes are not, or not yet available.
General Recommendations
As a general security measure Siemens strongly recommends to protect network access to affected products with appropriate mechanisms. It is advised to follow recommended security practices in order to run the devices in a protected IT environment.
Additional Resources
For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories
Terms of Use
The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use.


To clipboard 

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    "notes": [
      {
        "category": "summary",
        "text": "A denial of service vulnerability has been identified in the Nucleus RTOS (real-time operating system) and reported in the Siemens Security Advisory SSA-313313: \nhttps://cert-portal.siemens.com/productcert/html/ssa-313313.html.\nThe products listed below use affected versions of the Nucleus software and inherently contain the vulnerability.\n\nSiemens has released new versions for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where fixes are not, or not yet available.",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "As a general security measure Siemens strongly recommends to protect network access to affected products with appropriate mechanisms. It is advised to follow recommended security practices in order to run the devices in a protected IT environment.",
        "title": "General Recommendations"
      },
      {
        "category": "general",
        "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
        "title": "Additional Resources"
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        "summary": "SSA-935500: Denial of Service Vulnerability in FTP Server of Nucleus RTOS based APOGEE, TALON and Desigo PXC/PXM Products - HTML Version",
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  "vulnerabilities": [
    {
      "cve": "CVE-2022-38371",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The FTP server does not properly release memory resources that were reserved for incomplete connection attempts by FTP clients. This could allow a remote attacker to generate a denial of service condition on devices that incorporate a vulnerable version of the FTP server.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4",
          "5",
          "6",
          "7",
          "8",
          "9",
          "10",
          "11",
          "18",
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          "19",
          "20",
          "13",
          "14",
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          "17",
          "21",
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        ]
      },
      "remediations": [
        {
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          "details": "Disable the FTP service (Note that the FTP service is disabled by default on APOGEE, Desigo, and TALON products.)",
          "product_ids": [
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      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4",
            "5",
            "6",
            "7",
            "8",
            "9",
            "10",
            "11",
            "18",
            "12",
            "19",
            "20",
            "13",
            "14",
            "15",
            "16",
            "17",
            "21",
            "22",
            "23"
          ]
        }
      ],
      "title": "CVE-2022-38371"
    }
  ]
}


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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.