cnvd-2021-89443
Vulnerability from cnvd
Title
多款Siemens产品越界读取漏洞
Description
Capital VSTAR是一个完整的解决方案。Nucleus NET模块集成了一系列符合标准的网络和通信协议、驱动程序和实用程序，以在任何嵌入式设备中提供全功能的网络支持。Nucleus RTOS是一种基于微内核的实时操作系统。 多款Siemens产品存在安全漏洞。该漏洞源于在处理DHCP OFFER消息时，DHCP 客户端应用程序不会验证供应商选项的长度，攻击者可利用漏洞导致拒绝服务条件。
Severity
中
Patch Name
多款Siemens产品越界读取漏洞 的补丁
Patch Description
Capital VSTAR是一个完整的解决方案。Nucleus NET模块集成了一系列符合标准的网络和通信协议、驱动程序和实用程序，以在任何嵌入式设备中提供全功能的网络支持。Nucleus RTOS是一种基于微内核的实时操作系统。 多款Siemens产品存在安全漏洞。该漏洞源于在处理DHCP OFFER消息时，DHCP 客户端应用程序不会验证供应商选项的长度，攻击者可利用漏洞导致拒绝服务条件。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-044112.pdf

Reference
https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf
Impacted products
Name
['Siemens Nucleus Source Code', 'Siemens Nucleus NET', 'SIEMENS Capital VSTAR', 'SIEMENS Nucleus ReadyStart V3 < 2017.02.4']
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31881"
    }
  },
  "description": "Capital VSTAR\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002Nucleus NET\u6a21\u5757\u96c6\u6210\u4e86\u4e00\u7cfb\u5217\u7b26\u5408\u6807\u51c6\u7684\u7f51\u7edc\u548c\u901a\u4fe1\u534f\u8bae\u3001\u9a71\u52a8\u7a0b\u5e8f\u548c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u4efb\u4f55\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e2d\u63d0\u4f9b\u5168\u529f\u80fd\u7684\u7f51\u7edc\u652f\u6301\u3002Nucleus RTOS\u662f\u4e00\u79cd\u57fa\u4e8e\u5fae\u5185\u6838\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\n\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5904\u7406DHCP OFFER\u6d88\u606f\u65f6\uff0cDHCP \u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u4e0d\u4f1a\u9a8c\u8bc1\u4f9b\u5e94\u5546\u9009\u9879\u7684\u957f\u5ea6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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-044112.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-89443",
  "openTime": "2021-11-20",
  "patchDescription": "Capital VSTAR\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002Nucleus NET\u6a21\u5757\u96c6\u6210\u4e86\u4e00\u7cfb\u5217\u7b26\u5408\u6807\u51c6\u7684\u7f51\u7edc\u548c\u901a\u4fe1\u534f\u8bae\u3001\u9a71\u52a8\u7a0b\u5e8f\u548c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u4efb\u4f55\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e2d\u63d0\u4f9b\u5168\u529f\u80fd\u7684\u7f51\u7edc\u652f\u6301\u3002Nucleus RTOS\u662f\u4e00\u79cd\u57fa\u4e8e\u5fae\u5185\u6838\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\n\u591a\u6b3eSiemens\u4ea7\u54c1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u5904\u7406DHCP OFFER\u6d88\u606f\u65f6\uff0cDHCP \u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u4e0d\u4f1a\u9a8c\u8bc1\u4f9b\u5e94\u5546\u9009\u9879\u7684\u957f\u5ea6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e \u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens Nucleus Source Code",
      "Siemens Nucleus NET",
      "SIEMENS Capital VSTAR",
      "SIEMENS Nucleus ReadyStart V3  \u003c 2017.02.4"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-11",
  "title": "\u591a\u6b3eSiemens\u4ea7\u54c1\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e"
}


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