Vulnerability-Lookup

CNVD-2021-16442

Vulnerability from cnvd - Published: 2021-03-11

Title

Siemens SIMATIC MV400系列TCP协议栈安全特征问题漏洞

Description

Siemens SIMATIC MV400是德国西门子（Siemens）公司的一个工业设备。用于光学识别。 Siemens SIMATIC MV400系列TCP协议栈存在安全漏洞。攻击者可以利用此漏洞预测和劫持TCP会话。

Severity

高

Patch Name

Siemens SIMATIC MV400系列TCP协议栈安全特征问题漏洞的补丁

Patch Description

Siemens SIMATIC MV400是德国西门子（Siemens）公司的一个工业设备。用于光学识别。 Siemens SIMATIC MV400系列TCP协议栈存在安全漏洞。攻击者可以利用此漏洞预测和劫持TCP会话。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-599268.pdf

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-599268.pdf

Impacted products

Name
Siemens SIMATIC MV400 family <7.0.6

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-27632"
    }
  },
  "description": "Siemens SIMATIC MV400\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5de5\u4e1a\u8bbe\u5907\u3002\u7528\u4e8e\u5149\u5b66\u8bc6\u522b\u3002\n\nSiemens SIMATIC MV400\u7cfb\u5217TCP\u534f\u8bae\u6808\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u6f0f\u6d1e\u9884\u6d4b\u548c\u52ab\u6301TCP\u4f1a\u8bdd\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-599268.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-16442",
  "openTime": "2021-03-11",
  "patchDescription": "Siemens SIMATIC MV400\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5de5\u4e1a\u8bbe\u5907\u3002\u7528\u4e8e\u5149\u5b66\u8bc6\u522b\u3002\r\n\r\nSiemens SIMATIC MV400\u7cfb\u5217TCP\u534f\u8bae\u6808\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u6f0f\u6d1e\u9884\u6d4b\u548c\u52ab\u6301TCP\u4f1a\u8bdd\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 MV400\u7cfb\u5217TCP\u534f\u8bae\u6808\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Siemens SIMATIC MV400 family \u003c7.0.6"
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-599268.pdf",
  "serverity": "\u9ad8",
  "submitTime": "2021-03-09",
  "title": "Siemens SIMATIC MV400\u7cfb\u5217TCP\u534f\u8bae\u6808\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-27632 (GCVE-0-2020-27632)

Vulnerability from cvelistv5 – Published: 2021-03-10 00:00 – Updated: 2024-08-04 16:18

Summary

In SIMATIC MV400 family versions prior to v7.0.6, the ISN generator is initialized with a constant value and has constant increments. An attacker could predict and hijack TCP sessions.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

3 references

URL	Tags
https://cert-portal.siemens.com/productcert/pdf/s…
https://www.cisa.gov/news-events/ics-advisories/i…
https://www.forescout.com/resources/numberjack-we…

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:18:45.486Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-599268.pdf"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-042-01"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.forescout.com/resources/numberjack-weak-isn-generation-in-embedded-tcpip-stacks/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In SIMATIC MV400 family versions prior to v7.0.6, the ISN generator is initialized with a constant value and has constant increments. An attacker could predict and hijack TCP sessions."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-10T16:28:21.609Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-599268.pdf"
        },
        {
          "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-042-01"
        },
        {
          "url": "https://www.forescout.com/resources/numberjack-weak-isn-generation-in-embedded-tcpip-stacks/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-27632",
    "datePublished": "2021-03-10T00:00:00.000Z",
    "dateReserved": "2020-10-22T00:00:00.000Z",
    "dateUpdated": "2024-08-04T16:18:45.486Z",
    "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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CNVD-2021-16442

CVE-2020-27632 (GCVE-0-2020-27632)

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