Vulnerability-Lookup

CNVD-2026-23466

Vulnerability from cnvd - Published: 2026-06-09

Title

Siemens Teamcenter信任管理问题漏洞

Description

Siemens Teamcenter是德国西门子（Siemens）公司的一套产品生命周期管理计算机软件应用程序。 Siemens Teamcenter存在信任管理问题漏洞，该漏洞源于包含硬编码密钥用于混淆，攻击者可利用该漏洞获取密钥并滥用获得未授权访问。

Severity

高

Patch Name

Siemens Teamcenter信任管理问题漏洞的补丁

Patch Description

Siemens Teamcenter是德国西门子（Siemens）公司的一套产品生命周期管理计算机软件应用程序。 Siemens Teamcenter存在信任管理问题漏洞，该漏洞源于包含硬编码密钥用于混淆，攻击者可利用该漏洞获取密钥并滥用获得未授权访问。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://cert-portal.siemens.com/productcert/html/ssa-827383.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-33893

Impacted products

Name
['Siemens Teamcenter V2512', 'Siemens Teamcenter V2506 <V2506.0005', 'Siemens Teamcenter V2412 <V2412.0009', 'Siemens Teamcenter V2406 <V2406.0012', 'Siemens Teamcenter V2406 <V2406.0006', 'Siemens Teamcenter V2312 <V2312.0014', 'Siemens Teamcenter V2312 <V2312.0009']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-33893",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-33893"
    }
  },
  "description": "Siemens Teamcenter\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u5957\u4ea7\u54c1\u751f\u547d\u5468\u671f\u7ba1\u7406\u8ba1\u7b97\u673a\u8f6f\u4ef6\u5e94\u7528\u7a0b\u5e8f\u3002 \n\nSiemens Teamcenter\u5b58\u5728\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5305\u542b\u786c\u7f16\u7801\u5bc6\u94a5\u7528\u4e8e\u6df7\u6dc6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5bc6\u94a5\u5e76\u6ee5\u7528\u83b7\u5f97\u672a\u6388\u6743\u8bbf\u95ee\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://cert-portal.siemens.com/productcert/html/ssa-827383.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-23466",
  "openTime": "2026-06-09",
  "patchDescription": "Siemens Teamcenter\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u5957\u4ea7\u54c1\u751f\u547d\u5468\u671f\u7ba1\u7406\u8ba1\u7b97\u673a\u8f6f\u4ef6\u5e94\u7528\u7a0b\u5e8f\u3002 \r\n\r\nSiemens Teamcenter\u5b58\u5728\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5305\u542b\u786c\u7f16\u7801\u5bc6\u94a5\u7528\u4e8e\u6df7\u6dc6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5bc6\u94a5\u5e76\u6ee5\u7528\u83b7\u5f97\u672a\u6388\u6743\u8bbf\u95ee\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Siemens Teamcenter\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens Teamcenter V2512",
      "Siemens Teamcenter V2506 \u003cV2506.0005",
      "Siemens Teamcenter V2412 \u003cV2412.0009",
      "Siemens Teamcenter V2406 \u003cV2406.0012",
      "Siemens Teamcenter V2406 \u003cV2406.0006",
      "Siemens Teamcenter V2312 \u003cV2312.0014",
      "Siemens Teamcenter V2312 \u003cV2312.0009"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-33893",
  "serverity": "\u9ad8",
  "submitTime": "2026-05-20",
  "title": "Siemens Teamcenter\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2026-33893 (GCVE-0-2026-33893)

Vulnerability from cvelistv5 – Published: 2026-05-12 08:21 – Updated: 2026-05-12 13:25

Summary

A vulnerability has been identified in Teamcenter V2312 (All versions < V2312.0014), Teamcenter V2406 (All versions < V2406.0012), Teamcenter V2412 (All versions < V2412.0009), Teamcenter V2506 (All versions < V2506.0005), Teamcenter V2512 (All versions). The affected application contains hardcoded key which is used for obfuscation stored directly into the application. This could allow an attacker to obtain these keys and misuse them to gain unauthorized access.

Severity

7.5 (High)


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

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-12 13:25 UTC

CWE

CWE-798 - Use of Hard-coded Credentials

Assigner

siemens icscert root

References

1 reference

URL	Tags
https://cert-portal.siemens.com/productcert/html/…

Impacted products

5 products

Vendor	Product	Version
Siemens	Teamcenter V2312	Affected: 0 , < V2312.0014 (custom)
Siemens	Teamcenter V2406	Affected: 0 , < V2406.0012 (custom)
Siemens	Teamcenter V2412	Affected: 0 , < V2412.0009 (custom)
Siemens	Teamcenter V2506	Affected: 0 , < V2506.0005 (custom)
Siemens	Teamcenter V2512	Unaffected: 0 , < * (custom)

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-33893",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-12T13:25:24.360747Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-12T13:25:42.831Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Teamcenter V2312",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V2312.0014",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
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        },
        {
          "defaultStatus": "unknown",
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            {
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              "status": "affected",
              "version": "0",
              "versionType": "custom"
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          ]
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          "defaultStatus": "unknown",
          "product": "Teamcenter V2412",
          "vendor": "Siemens",
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              "status": "affected",
              "version": "0",
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            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "Teamcenter V2506",
          "vendor": "Siemens",
          "versions": [
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
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      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-798",
              "description": "CWE-798: Use of Hard-coded Credentials",
              "lang": "en",
              "type": "CWE"
            }
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      "providerMetadata": {
        "dateUpdated": "2026-05-12T08:21:15.796Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-827383.html"
        }
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  "cveMetadata": {
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    "assignerShortName": "siemens",
    "cveId": "CVE-2026-33893",
    "datePublished": "2026-05-12T08:21:15.796Z",
    "dateReserved": "2026-03-24T15:32:19.391Z",
    "dateUpdated": "2026-05-12T13:25:42.831Z",
    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.