Vulnerability-Lookup

CNVD-2021-71428

Vulnerability from cnvd - Published: 2021-09-15

Title

Siemens SIPROTEC 5输入验证不当漏洞

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存在输入验证错误漏洞，该漏洞源于接收到的webpackets未能被正确处理。可以访问任何以太网接口的未经身份验证的远程攻击者可利用漏洞发送特制的数据包来强制重启目标设备。

Severity

高

Patch Name

Siemens SIPROTEC 5输入验证不当漏洞的补丁

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存在输入验证错误漏洞，该漏洞源于接收到的webpackets未能被正确处理。可以访问任何以太网接口的未经身份验证的远程攻击者可利用漏洞发送特制的数据包来强制重启目标设备。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-500748.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf

Impacted products

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

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-37206"
    }
  },
  "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\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u63a5\u6536\u5230\u7684webpackets\u672a\u80fd\u88ab\u6b63\u786e\u5904\u7406\u3002\u53ef\u4ee5\u8bbf\u95ee\u4efb\u4f55\u4ee5\u592a\u7f51\u63a5\u53e3\u7684\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u53d1\u9001\u7279\u5236\u7684\u6570\u636e\u5305\u6765\u5f3a\u5236\u91cd\u542f\u76ee\u6807\u8bbe\u5907\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-500748.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-71428",
  "openTime": "2021-09-15",
  "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\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u63a5\u6536\u5230\u7684webpackets\u672a\u80fd\u88ab\u6b63\u786e\u5904\u7406\u3002\u53ef\u4ee5\u8bbf\u95ee\u4efb\u4f55\u4ee5\u592a\u7f51\u63a5\u53e3\u7684\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u53d1\u9001\u7279\u5236\u7684\u6570\u636e\u5305\u6765\u5f3a\u5236\u91cd\u542f\u76ee\u6807\u8bbe\u5907\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\u8f93\u5165\u9a8c\u8bc1\u4e0d\u5f53\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens SIPROTEC 5 relays with CPU variants CP050 \u003c V8.80",
      "Siemens SIPROTEC 5 relays with CPU variants CP100 \u003c V8.80",
      "Siemens SIPROTEC 5 relays with CPU variants CP200",
      "Siemens SIPROTEC 5 relays with CPU variants CP300 \u003c V8.80"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf",
  "serverity": "\u9ad8",
  "submitTime": "2021-09-15",
  "title": "Siemens SIPROTEC 5\u8f93\u5165\u9a8c\u8bc1\u4e0d\u5f53\u6f0f\u6d1e"
}

CVE-2021-37206 (GCVE-0-2021-37206)

Vulnerability from cvelistv5 – Published: 2021-09-14 10:47 – Updated: 2024-08-04 01:16

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). Received webpackets are not properly processed. An unauthenticated remote attacker with access to any of the Ethernet interfaces could send specially crafted packets to force a restart of the target device.

Severity

No CVSS data available.

CWE

CWE-20 - Improper Input Validation

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

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:16:03.653Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-500748.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": [
            {
              "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). Received webpackets are not properly processed. An unauthenticated remote attacker with access to any of the Ethernet interfaces could send specially crafted packets to force a restart of the target device."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20: Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-12T09:49:38.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2021-37206",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SIPROTEC 5 relays with CPU variants CP050",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V8.80"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "SIPROTEC 5 relays with CPU variants CP100",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V8.80"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "SIPROTEC 5 relays with CPU variants CP300",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V8.80"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Siemens"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "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). Received webpackets are not properly processed. An unauthenticated remote attacker with access to any of the Ethernet interfaces could send specially crafted packets to force a restart of the target device."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-20: Improper Input Validation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2021-37206",
    "datePublished": "2021-09-14T10:47:57.000Z",
    "dateReserved": "2021-07-21T00:00:00.000Z",
    "dateUpdated": "2024-08-04T01:16:03.653Z",
    "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.

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Action not permitted

CNVD-2021-71428

CVE-2021-37206 (GCVE-0-2021-37206)

Tags

Sightings

Nomenclature

Related by attack behaviour