Vulnerability-Lookup

CNVD-2021-41245

Vulnerability from cnvd - Published: 2021-06-13

Title

多款Siemens产品拒绝服务漏洞（CNVD-2021-41245）

Description

Siemens SIMATIC是西门子（Siemens）的一款组态软件。多款Siemens产品存在拒绝服务漏洞。该漏洞源于发送到端口161/UDP的特制数据包，攻击者可利用漏洞导致受影响设备的SNMP服务崩溃。

Severity

中

Patch Name

多款Siemens产品拒绝服务漏洞（CNVD-2021-41245）的补丁

Patch Description

Siemens SIMATIC是西门子（Siemens）的一款组态软件。多款Siemens产品存在拒绝服务漏洞。该漏洞源于发送到端口161/UDP的特制数据包，攻击者可利用漏洞导致受影响设备的SNMP服务崩溃。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

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-594364.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf

Impacted products

Name
['SIEMENS SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) <v16 update 4', 'Siemens SIMATIC HMI KTP Mobile Panels <v16 update 4']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-19276",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-19276"
    }
  },
  "description": "Siemens SIMATIC\u662f\u897f\u95e8\u5b50\uff08Siemens\uff09\u7684\u4e00\u6b3e\u7ec4\u6001\u8f6f\u4ef6\u3002\n\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u53d1\u9001\u5230\u7aef\u53e3161/UDP\u7684\u7279\u5236\u6570\u636e\u5305\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u53d7\u5f71\u54cd\u8bbe\u5907\u7684SNMP\u670d\u52a1\u5d29\u6e83\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-594364.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-41245",
  "openTime": "2021-06-13",
  "patchDescription": "Siemens SIMATIC\u662f\u897f\u95e8\u5b50\uff08Siemens\uff09\u7684\u4e00\u6b3e\u7ec4\u6001\u8f6f\u4ef6\u3002\r\n\r\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u53d1\u9001\u5230\u7aef\u53e3161/UDP\u7684\u7279\u5236\u6570\u636e\u5305\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u53d7\u5f71\u54cd\u8bbe\u5907\u7684SNMP\u670d\u52a1\u5d29\u6e83\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2021-41245\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "SIEMENS SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) \u003cv16 update 4",
      "Siemens SIMATIC HMI KTP Mobile Panels \u003cv16 update 4"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-19",
  "title": "\u591a\u6b3eSiemens\u4ea7\u54c1\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2021-41245\uff09"
}

CVE-2019-19276 (GCVE-0-2019-19276)

Vulnerability from cvelistv5 – Published: 2021-05-12 13:18 – Updated: 2024-08-05 02:09

Summary

A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions < V16 Update 4), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 4). Specially crafted packets sent to port 161/udp can cause the SNMP service of affected devices to crash. A manual restart of the device is required to resume operation of the service.

Severity

No CVSS data available.

CWE

CWE-787 - Out-of-bounds Write

Assigner

siemens icscert root Scorecard

References

1 reference

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

Impacted products

2 products

Vendor	Product	Version
Siemens	SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants)	Affected: All versions < V16 Update 4
Siemens	SIMATIC HMI KTP Mobile Panels	Affected: All versions < V16 Update 4

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T02:09:39.475Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants)",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V16 Update 4"
            }
          ]
        },
        {
          "product": "SIMATIC HMI KTP Mobile Panels",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V16 Update 4"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions \u003c V16 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V16 Update 4). Specially crafted packets sent to port 161/udp can cause the SNMP service of affected devices to crash. A manual restart of the device is required to resume operation of the service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787: Out-of-bounds Write",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-12T13:18:21.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2019-19276",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants)",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V16 Update 4"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "SIMATIC HMI KTP Mobile Panels",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V16 Update 4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Siemens"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability has been identified in SIMATIC HMI Comfort Panels 1st Generation (incl. SIPLUS variants) (All versions \u003c V16 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V16 Update 4). Specially crafted packets sent to port 161/udp can cause the SNMP service of affected devices to crash. A manual restart of the device is required to resume operation of the service."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-787: Out-of-bounds Write"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2019-19276",
    "datePublished": "2021-05-12T13:18:21.000Z",
    "dateReserved": "2019-11-26T00:00:00.000Z",
    "dateUpdated": "2024-08-05T02:09:39.475Z",
    "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-2021-41245

CVE-2019-19276 (GCVE-0-2019-19276)

Tags

Sightings

Nomenclature

Related by attack behaviour