Vulnerability-Lookup

CNVD-2020-40865

Vulnerability from cnvd - Published: 2020-07-19

Title

Siemens SIMATIC S7-200 Smart CPU系列拒绝服务漏洞

Description

Siemens SIMATIC S7-200 Smart是德国西门子（Siemens）公司的一款应用于中小型自动化系统中的可编程逻辑控制器（PLC）。 Siemens SIMATIC S7-200 Smart CPU系列存在拒绝服务漏洞。攻击者可利用漏洞造成拒绝服务情况。

Severity

高

Patch Name

Siemens SIMATIC S7-200 Smart CPU系列拒绝服务漏洞的补丁

Patch Description

Siemens SIMATIC S7-200 Smart是德国西门子（Siemens）公司的一款应用于中小型自动化系统中的可编程逻辑控制器（PLC）。 Siemens SIMATIC S7-200 Smart CPU系列存在拒绝服务漏洞。攻击者可利用漏洞造成拒绝服务情况。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-589181.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-589181.pdf

Impacted products

Name
Siemens SIMATIC S7-200 SMART CPU family >= V2.2，< V2.5.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-7584"
    }
  },
  "description": "Siemens SIMATIC S7-200 Smart\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u5e94\u7528\u4e8e\u4e2d\u5c0f\u578b\u81ea\u52a8\u5316\u7cfb\u7edf\u4e2d\u7684\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u3002\n\nSiemens SIMATIC S7-200 Smart CPU\u7cfb\u5217\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u60c5\u51b5\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-589181.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-40865",
  "openTime": "2020-07-19",
  "patchDescription": "Siemens SIMATIC S7-200 Smart\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u5e94\u7528\u4e8e\u4e2d\u5c0f\u578b\u81ea\u52a8\u5316\u7cfb\u7edf\u4e2d\u7684\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u3002\r\n\r\nSiemens SIMATIC S7-200 Smart CPU\u7cfb\u5217\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u60c5\u51b5\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 SIMATIC S7-200 Smart CPU\u7cfb\u5217\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Siemens SIMATIC S7-200 SMART CPU family  \u003e= V2.2\uff0c\u003c V2.5.1"
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-589181.pdf",
  "serverity": "\u9ad8",
  "submitTime": "2020-07-15",
  "title": "Siemens SIMATIC S7-200 Smart CPU\u7cfb\u5217\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2020-7584 (GCVE-0-2020-7584)

Vulnerability from cvelistv5 – Published: 2020-07-14 13:18 – Updated: 2024-08-04 09:33

Summary

A vulnerability has been identified in SIMATIC S7-200 SMART CPU family (All versions >= V2.2 < V2.5.1). Affected devices do not properly handle large numbers of new incomming connections and could crash under certain circumstances. An attacker may leverage this to cause a Denial-of-Service situation.

Severity

No CVSS data available.

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

siemens icscert root

References

1 reference

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

Impacted products

1 product

Vendor	Product	Version
Siemens AG	SIMATIC S7-200 SMART CPU family	Affected: All versions >= V2.2 < V2.5.1

Show details on NVD website

JSON

To clipboard

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              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-589181.pdf"
          }
        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
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          "product": "SIMATIC S7-200 SMART CPU family",
          "vendor": "Siemens AG",
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        }
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          "tags": [
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          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-589181.pdf"
        }
      ],
      "x_legacyV4Record": {
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        },
        "affects": {
          "vendor": {
            "vendor_data": [
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  },
  "dataType": "CVE_RECORD",
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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.

Action not permitted

CNVD-2020-40865

CVE-2020-7584 (GCVE-0-2020-7584)

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Sightings

Nomenclature

Related by attack behaviour