cnvd-2018-21481
Vulnerability from cnvd
Title
Cisco Wireless LAN Controller拒绝服务漏洞（CNVD-2018-21481）
Description
Cisco Wireless LAN Controller（WLC）Software是美国思科（Cisco）公司的一套用于配置和管理WLC（无线局域网控制器）的软件。Control and Provisioning of Wireless Access Points（CAPWAP）是其中的一个无线接入点控制和配置组件。 Cisco WLC Software中的CAPWAP协议组件存在安全漏洞。远程攻击者可通过向Cisco WLC Software发送恶意的CAPWAP Discovery Request数据包利用该漏洞造成拒绝服务。
Severity
高
Patch Name
Cisco Wireless LAN Controller拒绝服务漏洞（CNVD-2018-21481）的补丁
Patch Description
Cisco Wireless LAN Controller（WLC）Software是美国思科（Cisco）公司的一套用于配置和管理WLC（无线局域网控制器）的软件。Control and Provisioning of Wireless Access Points（CAPWAP）是其中的一个无线接入点控制和配置组件。 Cisco WLC Software中的CAPWAP协议组件存在安全漏洞。远程攻击者可通过向Cisco WLC Software发送恶意的CAPWAP Discovery Request数据包利用该漏洞造成拒绝服务。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

厂商已发布漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlc-capwap-dos

Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-0443
Impacted products
Name
Cisco Wireless LAN Controller 无
Show details on source website

To clipboard 

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-0443"
    }
  },
  "description": "Cisco Wireless LAN Controller\uff08WLC\uff09Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u7528\u4e8e\u914d\u7f6e\u548c\u7ba1\u7406WLC\uff08\u65e0\u7ebf\u5c40\u57df\u7f51\u63a7\u5236\u5668\uff09\u7684\u8f6f\u4ef6\u3002Control and Provisioning of Wireless Access Points\uff08CAPWAP\uff09\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u65e0\u7ebf\u63a5\u5165\u70b9\u63a7\u5236\u548c\u914d\u7f6e\u7ec4\u4ef6\u3002\r\n\r\nCisco WLC Software\u4e2d\u7684CAPWAP\u534f\u8bae\u7ec4\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411Cisco WLC Software\u53d1\u9001\u6076\u610f\u7684CAPWAP Discovery Request\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Unknow",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlc-capwap-dos",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-21481",
  "openTime": "2018-10-19",
  "patchDescription": "Cisco Wireless LAN Controller\uff08WLC\uff09Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u7528\u4e8e\u914d\u7f6e\u548c\u7ba1\u7406WLC\uff08\u65e0\u7ebf\u5c40\u57df\u7f51\u63a7\u5236\u5668\uff09\u7684\u8f6f\u4ef6\u3002Control and Provisioning of Wireless Access Points\uff08CAPWAP\uff09\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u65e0\u7ebf\u63a5\u5165\u70b9\u63a7\u5236\u548c\u914d\u7f6e\u7ec4\u4ef6\u3002\r\n\r\nCisco WLC Software\u4e2d\u7684CAPWAP\u534f\u8bae\u7ec4\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411Cisco WLC Software\u53d1\u9001\u6076\u610f\u7684CAPWAP Discovery Request\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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": "Cisco Wireless LAN Controller\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-21481\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco Wireless LAN Controller \u65e0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-0443",
  "serverity": "\u9ad8",
  "submitTime": "2018-10-18",
  "title": "Cisco Wireless LAN Controller\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-21481\uff09"
}


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