Vulnerability-Lookup

CNVD-2021-89445

Vulnerability from cnvd - Published: 2021-11-20

Title

多款Siemens产品输入验证不正确漏洞

Description

Capital VSTAR是一个完整的解决方案。Nucleus NET模块集成了一系列符合标准的网络和通信协议、驱动程序和实用程序，以在任何嵌入式设备中提供全功能的网络支持。Nucleus RTOS是一种基于微内核的实时操作系统。多款Siemens产品存在安全漏洞。该漏洞源于UDP有效负载的总长度（在 IP 标头中设置）未选中。攻击者可利用漏洞导致信息泄露和拒绝服务条件，具体取决于运行在UDP协议之上的用户定义的应用程序。

Severity

中

Patch Name

多款Siemens产品输入验证不正确漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf

Impacted products

Name
['Siemens Nucleus Source Code', 'Siemens Nucleus NET', 'SIEMENS Capital VSTAR', 'SIEMENS Nucleus ReadyStart V3 < 2017.02.4']

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31345"
    }
  },
  "description": "Capital VSTAR\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002Nucleus NET\u6a21\u5757\u96c6\u6210\u4e86\u4e00\u7cfb\u5217\u7b26\u5408\u6807\u51c6\u7684\u7f51\u7edc\u548c\u901a\u4fe1\u534f\u8bae\u3001\u9a71\u52a8\u7a0b\u5e8f\u548c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u4efb\u4f55\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e2d\u63d0\u4f9b\u5168\u529f\u80fd\u7684\u7f51\u7edc\u652f\u6301\u3002Nucleus RTOS\u662f\u4e00\u79cd\u57fa\u4e8e\u5fae\u5185\u6838\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\n\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eUDP\u6709\u6548\u8d1f\u8f7d\u7684\u603b\u957f\u5ea6\uff08\u5728 IP \u6807\u5934\u4e2d\u8bbe\u7f6e\uff09\u672a\u9009\u4e2d\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u4fe1\u606f\u6cc4\u9732\u548c\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u8fd0\u884c\u5728UDP\u534f\u8bae\u4e4b\u4e0a\u7684\u7528\u6237\u5b9a\u4e49\u7684\u5e94\u7528\u7a0b\u5e8f\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-89445",
  "openTime": "2021-11-20",
  "patchDescription": "Capital VSTAR\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002Nucleus NET\u6a21\u5757\u96c6\u6210\u4e86\u4e00\u7cfb\u5217\u7b26\u5408\u6807\u51c6\u7684\u7f51\u7edc\u548c\u901a\u4fe1\u534f\u8bae\u3001\u9a71\u52a8\u7a0b\u5e8f\u548c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u4efb\u4f55\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e2d\u63d0\u4f9b\u5168\u529f\u80fd\u7684\u7f51\u7edc\u652f\u6301\u3002Nucleus RTOS\u662f\u4e00\u79cd\u57fa\u4e8e\u5fae\u5185\u6838\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eUDP\u6709\u6548\u8d1f\u8f7d\u7684\u603b\u957f\u5ea6\uff08\u5728 IP \u6807\u5934\u4e2d\u8bbe\u7f6e\uff09\u672a\u9009\u4e2d\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u4fe1\u606f\u6cc4\u9732\u548c\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u8fd0\u884c\u5728UDP\u534f\u8bae\u4e4b\u4e0a\u7684\u7528\u6237\u5b9a\u4e49\u7684\u5e94\u7528\u7a0b\u5e8f\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": "\u591a\u6b3eSiemens\u4ea7\u54c1\u8f93\u5165\u9a8c\u8bc1\u4e0d\u6b63\u786e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens Nucleus Source Code",
      "Siemens Nucleus NET",
      "SIEMENS Capital VSTAR",
      "SIEMENS Nucleus ReadyStart V3  \u003c 2017.02.4"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-11",
  "title": "\u591a\u6b3eSiemens\u4ea7\u54c1\u8f93\u5165\u9a8c\u8bc1\u4e0d\u6b63\u786e\u6f0f\u6d1e"
}

CVE-2021-31345 (GCVE-0-2021-31345)

Vulnerability from cvelistv5 – Published: 2021-11-09 11:31 – Updated: 2025-03-11 09:47

Summary

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), PLUSCONTROL 1st Gen (All versions). The total length of an UDP payload (set in the IP header) is unchecked. This may lead to various side effects, including Information Leak and Denial-of-Service conditions, depending on a user-defined applications that runs on top of the UDP protocol. (FSMD-2021-0006)

Severity

7.5 (High)


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

CWE

CWE-1284 - Improper Validation of Specified Quantity in Input

Assigner

siemens icscert root Scorecard

References

8 references

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

Impacted products

3 products

Vendor	Product	Version
Siemens	Capital Embedded AR Classic 431-422	Affected: 0 , < * (custom)
Siemens	Capital Embedded AR Classic R20-11	Affected: 0 , < V2303 (custom)
Siemens	PLUSCONTROL 1st Gen	Affected: All versions

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T22:55:53.688Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-845392.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "Capital Embedded AR Classic 431-422",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "Capital Embedded AR Classic R20-11",
          "vendor": "Siemens",
          "versions": [
            {
              "lessThan": "V2303",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unknown",
          "product": "PLUSCONTROL 1st Gen",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions \u003c V2303), PLUSCONTROL 1st Gen (All versions). The total length of an UDP payload (set in the IP header) is unchecked. This may lead to various side effects, including Information Leak and Denial-of-Service conditions, depending on a user-defined applications that runs on top of the UDP protocol. (FSMD-2021-0006)"
        }
      ],
      "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"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1284",
              "description": "CWE-1284: Improper Validation of Specified Quantity in Input",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-11T09:47:37.991Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-620288.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-845392.pdf"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-114589.html"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-044112.html"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-620288.html"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-845392.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2021-31345",
    "datePublished": "2021-11-09T11:31:52.000Z",
    "dateReserved": "2021-04-15T00:00:00.000Z",
    "dateUpdated": "2025-03-11T09:47:37.991Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.

Action not permitted

CNVD-2021-89445

CVE-2021-31345 (GCVE-0-2021-31345)

Tags

Sightings

Nomenclature

Related by attack behaviour