cnvd-2021-28707
Vulnerability from cnvd
Title
Siemens SIMOTICS CONNECT 400拒绝服务漏洞
Description
SIMOTICS CONNECT 400是一个连接器和传感器盒，安装在低压电机上，为MindSphere应用程序SIDRIVE IQ Fleet提供分析数据。 Siemens SIMOTICS CONNECT 400存在拒绝服务漏洞，该漏洞是由于DNS域名标签解析功能未能正确验证DNS响应中的null terminatedname。攻击者可利用漏洞造成拒绝服务情况或泄露读取内存。
Severity
中
Patch Name
Siemens SIMOTICS CONNECT 400拒绝服务漏洞的补丁
Patch Description
SIMOTICS CONNECT 400是一个连接器和传感器盒，安装在低压电机上，为MindSphere应用程序SIDRIVE IQ Fleet提供分析数据。 Siemens SIMOTICS CONNECT 400存在拒绝服务漏洞，该漏洞是由于DNS域名标签解析功能未能正确验证DNS响应中的null terminatedname。攻击者可利用漏洞造成拒绝服务情况或泄露读取内存。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-669158.pdf

Reference
https://cert-portal.siemens.com/productcert/pdf/ssa-669158.pdf
Impacted products
Name
Siemens SIMOTICS CONNECT 400 < V0.5.0.0
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-27736"
    }
  },
  "description": "SIMOTICS CONNECT 400\u662f\u4e00\u4e2a\u8fde\u63a5\u5668\u548c\u4f20\u611f\u5668\u76d2\uff0c\u5b89\u88c5\u5728\u4f4e\u538b\u7535\u673a\u4e0a\uff0c\u4e3aMindSphere\u5e94\u7528\u7a0b\u5e8fSIDRIVE IQ Fleet\u63d0\u4f9b\u5206\u6790\u6570\u636e\u3002\n\nSiemens SIMOTICS CONNECT 400\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8eDNS\u57df\u540d\u6807\u7b7e\u89e3\u6790\u529f\u80fd\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1DNS\u54cd\u5e94\u4e2d\u7684null terminatedname\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u60c5\u51b5\u6216\u6cc4\u9732\u8bfb\u53d6\u5185\u5b58\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-669158.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-28707",
  "openTime": "2021-04-15",
  "patchDescription": "SIMOTICS CONNECT 400\u662f\u4e00\u4e2a\u8fde\u63a5\u5668\u548c\u4f20\u611f\u5668\u76d2\uff0c\u5b89\u88c5\u5728\u4f4e\u538b\u7535\u673a\u4e0a\uff0c\u4e3aMindSphere\u5e94\u7528\u7a0b\u5e8fSIDRIVE IQ Fleet\u63d0\u4f9b\u5206\u6790\u6570\u636e\u3002\r\n\r\nSiemens SIMOTICS CONNECT 400\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8eDNS\u57df\u540d\u6807\u7b7e\u89e3\u6790\u529f\u80fd\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1DNS\u54cd\u5e94\u4e2d\u7684null terminatedname\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u60c5\u51b5\u6216\u6cc4\u9732\u8bfb\u53d6\u5185\u5b58\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 SIMOTICS CONNECT 400\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Siemens SIMOTICS CONNECT 400 \u003c V0.5.0.0"
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-669158.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-15",
  "title": "Siemens SIMOTICS CONNECT 400\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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