Vulnerability-Lookup

CNVD-2026-34828

Vulnerability from cnvd - Published: 2026-09-02

Title

Siemens Parasolid缓冲区溢出漏洞（CNVD-2026-34828）

Description

Siemens Parasolid是德国Siemens公司的一款三维几何建模内核。 Siemens Parasolid存在缓冲区溢出漏洞，攻击者可利用该漏洞在当前进程环境中执行代码。

Severity

高

Patch Name

Siemens Parasolid缓冲区溢出漏洞（CNVD-2026-34828）的补丁

Patch Description

Siemens Parasolid是德国Siemens公司的一款三维几何建模内核。 Siemens Parasolid存在缓冲区溢出漏洞，攻击者可利用该漏洞在当前进程环境中执行代码。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

用户可参考如下供应商提供的安全公告获得补丁信息： https://cert-portal.siemens.com/productcert/html/ssa-138516.html

Reference

https://cert-portal.siemens.com/productcert/html/ssa-138516.html

Impacted products

Name
['Siemens Parasolid V38.1 <V38.1.230', 'Siemens Parasolid V38.0 <V38.0.235']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-64629"
    }
  },
  "description": "Siemens Parasolid\u662f\u5fb7\u56fdSiemens\u516c\u53f8\u7684\u4e00\u6b3e\u4e09\u7ef4\u51e0\u4f55\u5efa\u6a21\u5185\u6838\u3002\n\nSiemens Parasolid\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u5f53\u524d\u8fdb\u7a0b\u73af\u5883\u4e2d\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://cert-portal.siemens.com/productcert/html/ssa-138516.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-34828",
  "openTime": "2026-09-02",
  "patchDescription": "Siemens Parasolid\u662f\u5fb7\u56fdSiemens\u516c\u53f8\u7684\u4e00\u6b3e\u4e09\u7ef4\u51e0\u4f55\u5efa\u6a21\u5185\u6838\u3002\r\n\r\nSiemens Parasolid\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u5f53\u524d\u8fdb\u7a0b\u73af\u5883\u4e2d\u6267\u884c\u4ee3\u7801\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 Parasolid\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2026-34828\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens Parasolid V38.1 \u003cV38.1.230",
      "Siemens Parasolid V38.0 \u003cV38.0.235"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/html/ssa-138516.html",
  "serverity": "\u9ad8",
  "submitTime": "2026-08-26",
  "title": "Siemens Parasolid\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2026-34828\uff09"
}

CVE-2026-64629 (GCVE-0-2026-64629)

Vulnerability from cvelistv5 – Published: 2026-08-11 12:20 – Updated: 2026-08-12 19:19

Summary

A vulnerability has been identified in Parasolid V38.0 (All versions < V38.0.235), Parasolid V38.1 (All versions < V38.1.230). The affected applications contains an out of bounds read vulnerability while parsing specially crafted X_T files. This could allow an attacker to execute code in the context of the current process.

Severity

7.8 (High)


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

7.3 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-12 17:58 UTC

CWE

CWE-125 - Out-of-bounds Read

Assigner

siemens icscert root

References

1 reference

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

Impacted products

2 products

Vendor	Product	Version
Siemens	Parasolid V38.0	Affected: 0 , < V38.0.235 (custom)
Siemens	Parasolid V38.1	Affected: 0 , < V38.1.230 (custom)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-64629",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-12T17:58:57.173944Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-12T19:19:40.181Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Parasolid V38.0",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V38.0.235",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "Parasolid V38.1",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V38.1.230",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in Parasolid V38.0 (All versions \u003c V38.0.235), Parasolid V38.1 (All versions \u003c V38.1.230). The affected applications contains an out of bounds read vulnerability while parsing specially crafted X_T files. This could allow an attacker to execute code in the context of the current process."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125: Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-11T12:20:29.453Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-138516.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2026-64629",
    "datePublished": "2026-08-11T12:20:29.453Z",
    "dateReserved": "2026-07-20T13:21:17.902Z",
    "dateUpdated": "2026-08-12T19:19:40.181Z",
    "state": "PUBLISHED"
  },
  "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.

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.

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CNVD-2026-34828

CVE-2026-64629 (GCVE-0-2026-64629)

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Nomenclature

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