SSA-460466

Vulnerability from csaf_siemens - Published: 2025-07-08 00:00 - Updated: 2025-08-12 00:00
Summary
SSA-460466: Denial of Service Vulnerability in TIA Project-Server and TIA Portal

Notes

Summary
A vulnerability in TIA Project Server and TIA Portal could allow an attacker to cause a denial of service condition. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends 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 devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity
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.
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    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited. (TLPv2: TLP:CLEAR)",
      "tlp": {
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      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "A vulnerability in TIA Project Server and TIA Portal could allow an attacker to cause a denial of service condition.\n\nSiemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends 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 devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens\u0027 operational guidelines for Industrial Security (Download: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
        "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"
      },
      {
        "category": "legal_disclaimer",
        "text": "The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
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      "name": "Siemens ProductCERT",
      "namespace": "https://www.siemens.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "SSA-460466: Denial of Service Vulnerability in TIA Project-Server and TIA Portal - HTML Version",
        "url": "https://cert-portal.siemens.com/productcert/html/ssa-460466.html"
      },
      {
        "category": "self",
        "summary": "SSA-460466: Denial of Service Vulnerability in TIA Project-Server and TIA Portal - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-460466.json"
      }
    ],
    "title": "SSA-460466: Denial of Service Vulnerability in TIA Project-Server and TIA Portal",
    "tracking": {
      "current_release_date": "2025-08-12T00:00:00Z",
      "generator": {
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      "revision_history": [
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          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        },
        {
          "date": "2025-08-12T00:00:00Z",
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          "number": "2",
          "summary": "Added fix TIA portal V19 Update 4 for TIA portal V19"
        }
      ],
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    }
  },
  "product_tree": {
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                "name": "vers:intdot/\u003c2.1.1",
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          {
            "branches": [
              {
                "category": "product_version_range",
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                }
              }
            ],
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          },
          {
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              }
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          {
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-27127",
      "cwe": {
        "id": "CWE-434",
        "name": "Unrestricted Upload of File with Dangerous Type"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected application improperly handles uploaded projects in the document root. This could allow an attacker with contributor privileges to cause denial of service by uploading a malicious project.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4",
          "5",
          "6"
        ]
      },
      "remediations": [
        {
          "category": "no_fix_planned",
          "details": "Currently no fix is planned",
          "product_ids": [
            "2",
            "3",
            "4"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to V19 Update 4 or later version",
          "product_ids": [
            "5"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109925643/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V2.1.1 or later version",
          "product_ids": [
            "1"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109810588/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V20 Update 3 or later version",
          "product_ids": [
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          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109963851/"
        }
      ],
      "scores": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
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          "products": [
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            "3",
            "4",
            "5",
            "6"
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        }
      ],
      "title": "CVE-2025-27127"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.