Vulnerability-Lookup

CNVD-2021-71446

Vulnerability from cnvd - Published: 2021-09-16

Title

Siemens SIPROTEC 5 relays缓冲区溢出漏洞

Description

Siemens SIPROTEC 5是德国西门子（Siemens）公司的一款多功能继电器。 Siemens SIPROTEC 5 relays存在缓冲区溢出漏洞。攻击者可利用漏洞向端口4443/TCP发送构建的数据包，导致拒绝服务情况或远程代码执行。

Severity

高

Patch Name

Siemens SIPROTEC 5 relays缓冲区溢出漏洞的补丁

Patch Description

Siemens SIPROTEC 5是德国西门子（Siemens）公司的一款多功能继电器。 Siemens SIPROTEC 5 relays存在缓冲区溢出漏洞。攻击者可利用漏洞向端口4443/TCP发送构建的数据包，导致拒绝服务情况或远程代码执行。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/pdf/ssa-847986.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-847986.pdf

Impacted products

Name
['Siemens SIPROTEC 5 relays with CPU variants CP300 < V8.80', 'Siemens SIPROTEC 5 relays with CPU variants CP200', 'Siemens SIPROTEC 5 relays with CPU variants CP100 < V8.80', 'Siemens SIPROTEC 5 relays with CPU variants CP050 < V8.80']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-33719"
    }
  },
  "description": "Siemens SIPROTEC 5\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u591a\u529f\u80fd\u7ee7\u7535\u5668\u3002\n\nSiemens SIPROTEC 5 relays\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5411\u7aef\u53e34443/TCP\u53d1\u9001\u6784\u5efa\u7684\u6570\u636e\u5305\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u60c5\u51b5\u6216\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\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/pdf/ssa-847986.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-71446",
  "openTime": "2021-09-16",
  "patchDescription": "Siemens SIPROTEC 5\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u591a\u529f\u80fd\u7ee7\u7535\u5668\u3002\r\n\r\nSiemens SIPROTEC 5 relays\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5411\u7aef\u53e34443/TCP\u53d1\u9001\u6784\u5efa\u7684\u6570\u636e\u5305\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u60c5\u51b5\u6216\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\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 SIPROTEC 5 relays\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens SIPROTEC 5 relays with CPU variants CP300 \u003c V8.80",
      "Siemens SIPROTEC 5 relays with CPU variants CP200",
      "Siemens SIPROTEC 5 relays with CPU variants CP100 \u003c V8.80",
      "Siemens SIPROTEC 5 relays with CPU variants CP050 \u003c V8.80"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-847986.pdf",
  "serverity": "\u9ad8",
  "submitTime": "2021-09-15",
  "title": "Siemens SIPROTEC 5 relays\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-33719 (GCVE-0-2021-33719)

Vulnerability from cvelistv5 – Published: 2021-09-14 10:47 – Updated: 2024-08-03 23:58

Summary

A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Specially crafted packets sent to port 4443/tcp could cause a Denial-of-Service condition or potential remote code execution.

Severity

No CVSS data available.

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

siemens icscert root

References

1 reference

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

Impacted products

3 products

Vendor	Product	Version
Siemens	SIPROTEC 5 relays with CPU variants CP050	Affected: All versions < V8.80
Siemens	SIPROTEC 5 relays with CPU variants CP100	Affected: All versions < V8.80
Siemens	SIPROTEC 5 relays with CPU variants CP300	Affected: All versions < V8.80

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:58:22.916Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-847986.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SIPROTEC 5 relays with CPU variants CP050",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V8.80"
            }
          ]
        },
        {
          "product": "SIPROTEC 5 relays with CPU variants CP100",
          "vendor": "Siemens",
          "versions": [
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              "status": "affected",
              "version": "All versions \u003c V8.80"
            }
          ]
        },
        {
          "product": "SIPROTEC 5 relays with CPU variants CP300",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V8.80"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions \u003c V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions \u003c V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions \u003c V8.80). Specially crafted packets sent to port 4443/tcp could cause a Denial-of-Service condition or potential remote code execution."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
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              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-12T09:49:21.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
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            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-847986.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2021-33719",
          "STATE": "PUBLIC"
        },
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            "vendor_data": [
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                  "product_data": [
                    {
                      "product_name": "SIPROTEC 5 relays with CPU variants CP050",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V8.80"
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                      }
                    },
                    {
                      "product_name": "SIPROTEC 5 relays with CPU variants CP100",
                      "version": {
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                            "version_value": "All versions \u003c V8.80"
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                        ]
                      }
                    },
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        "problemtype": {
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                  "value": "CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)"
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        },
        "references": {
          "reference_data": [
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  },
  "cveMetadata": {
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}

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.