CNVD-2017-32924

Vulnerability from cnvd - Published: 2017-11-07
VLAI
Title
Cisco Wireless LAN Controller拒绝服务漏洞(CNVD-2017-32924)
Description
Cisco Wireless LAN Controller(WLC)是美国思科(Cisco)公司的一款无线局域网控制器产品。该产品在无线局域网中提供安全策略、入侵检测等功能。 Cisco WLC中的Access Network Query Protocol (ANQP) ingress frame处理功能存在拒绝服务漏洞,该漏洞源于程序未能对ANQP查询帧执行充分的输入验证。攻击者可通过向受影响的设备发送畸形的ANQP查询帧利用该漏洞造成拒绝服务(设备重启)。
Severity
Patch Name
Cisco Wireless LAN Controller拒绝服务漏洞(CNVD-2017-32924)的补丁
Patch Description
Cisco Wireless LAN Controller(WLC)是美国思科(Cisco)公司的一款无线局域网控制器产品。该产品在无线局域网中提供安全策略、入侵检测等功能。 Cisco WLC中的Access Network Query Protocol (ANQP) ingress frame处理功能存在拒绝服务漏洞,该漏洞源于程序未能对ANQP查询帧执行充分的输入验证。攻击者可通过向受影响的设备发送畸形的ANQP查询帧利用该漏洞造成拒绝服务(设备重启)。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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc4

Reference
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc4
Show details on source website

{
  "bids": {
    "bid": {
      "bidNumber": "101650"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-12282"
    }
  },
  "description": "Cisco Wireless LAN Controller\uff08WLC\uff09\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u5c40\u57df\u7f51\u63a7\u5236\u5668\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u5728\u65e0\u7ebf\u5c40\u57df\u7f51\u4e2d\u63d0\u4f9b\u5b89\u5168\u7b56\u7565\u3001\u5165\u4fb5\u68c0\u6d4b\u7b49\u529f\u80fd\u3002\r\n\r\nCisco WLC\u4e2d\u7684Access Network Query Protocol (ANQP) ingress frame\u5904\u7406\u529f\u80fd\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9ANQP\u67e5\u8be2\u5e27\u6267\u884c\u5145\u5206\u7684\u8f93\u5165\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u53d7\u5f71\u54cd\u7684\u8bbe\u5907\u53d1\u9001\u7578\u5f62\u7684ANQP\u67e5\u8be2\u5e27\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8bbe\u5907\u91cd\u542f\uff09\u3002",
  "discovererName": "Cisco",
  "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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc4",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-32924",
  "openTime": "2017-11-07",
  "patchDescription": "Cisco Wireless LAN Controller\uff08WLC\uff09\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u5c40\u57df\u7f51\u63a7\u5236\u5668\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u5728\u65e0\u7ebf\u5c40\u57df\u7f51\u4e2d\u63d0\u4f9b\u5b89\u5168\u7b56\u7565\u3001\u5165\u4fb5\u68c0\u6d4b\u7b49\u529f\u80fd\u3002\r\n\r\nCisco WLC\u4e2d\u7684Access Network Query Protocol (ANQP) ingress frame\u5904\u7406\u529f\u80fd\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9ANQP\u67e5\u8be2\u5e27\u6267\u884c\u5145\u5206\u7684\u8f93\u5165\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u53d7\u5f71\u54cd\u7684\u8bbe\u5907\u53d1\u9001\u7578\u5f62\u7684ANQP\u67e5\u8be2\u5e27\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8bbe\u5907\u91cd\u542f\uff09\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-2017-32924\uff09\u7684\u8865\u4e01",
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc4",
  "serverity": "\u4e2d",
  "submitTime": "2017-11-03",
  "title": "Cisco Wireless LAN Controller\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-32924\uff09"
}



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