CNVD-2017-31982

Vulnerability from cnvd - Published: 2017-10-30
VLAI
Title
Cisco Catalyst 4000 Series Switches身份验证绕过漏洞
Description
Cisco Catalyst 4000 Series Switches是美国思科(Cisco)公司的一款4000系列交换机设备。IOS XE Software是其中的一个网络设备开发的操作系统。 Cisco Catalyst 4000 Series Switches中的IOS XE Software的动态访问列表(ACL)存在安全漏洞。物理位置临近的攻击者可利用该漏洞绕过802.1x身份验证,造成受影响的端口无法打开,并向受影响交换机端口的默认VLAN传输流量。
Severity
低
Patch Name
Cisco Catalyst 4000 Series Switches身份验证绕过漏洞的补丁
Patch Description
Cisco Catalyst 4000 Series Switches是美国思科(Cisco)公司的一款4000系列交换机设备。IOS XE Software是其中的一个网络设备开发的操作系统。 Cisco Catalyst 4000 Series Switches中的IOS XE Software的动态访问列表(ACL)存在安全漏洞。物理位置临近的攻击者可利用该漏洞绕过802.1x身份验证,造成受影响的端口无法打开,并向受影响交换机端口的默认VLAN传输流量。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://bst.cloudapps.cisco.com/bugsearch/bug/CSCvc72751

Reference
https://nvd.nist.gov/vuln/detail/CVE-2017-12213 http://www.securityfocus.com/bid/100663
Impacted products
Name
['Cisco IOS 3.6(5)', 'Cisco Catalyst 4000']
Show details on source website

{
  "bids": {
    "bid": {
      "bidNumber": "100663"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-12213"
    }
  },
  "description": "Cisco Catalyst 4000 Series Switches\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e4000\u7cfb\u5217\u4ea4\u6362\u673a\u8bbe\u5907\u3002IOS XE Software\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco Catalyst 4000 Series Switches\u4e2d\u7684IOS XE Software\u7684\u52a8\u6001\u8bbf\u95ee\u5217\u8868\uff08ACL\uff09\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7269\u7406\u4f4d\u7f6e\u4e34\u8fd1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7802.1x\u8eab\u4efd\u9a8c\u8bc1\uff0c\u9020\u6210\u53d7\u5f71\u54cd\u7684\u7aef\u53e3\u65e0\u6cd5\u6253\u5f00\uff0c\u5e76\u5411\u53d7\u5f71\u54cd\u4ea4\u6362\u673a\u7aef\u53e3\u7684\u9ed8\u8ba4VLAN\u4f20\u8f93\u6d41\u91cf\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://bst.cloudapps.cisco.com/bugsearch/bug/CSCvc72751",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-31982",
  "openTime": "2017-10-30",
  "patchDescription": "Cisco Catalyst 4000 Series Switches\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e4000\u7cfb\u5217\u4ea4\u6362\u673a\u8bbe\u5907\u3002IOS XE Software\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco Catalyst 4000 Series Switches\u4e2d\u7684IOS XE Software\u7684\u52a8\u6001\u8bbf\u95ee\u5217\u8868\uff08ACL\uff09\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7269\u7406\u4f4d\u7f6e\u4e34\u8fd1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7802.1x\u8eab\u4efd\u9a8c\u8bc1\uff0c\u9020\u6210\u53d7\u5f71\u54cd\u7684\u7aef\u53e3\u65e0\u6cd5\u6253\u5f00\uff0c\u5e76\u5411\u53d7\u5f71\u54cd\u4ea4\u6362\u673a\u7aef\u53e3\u7684\u9ed8\u8ba4VLAN\u4f20\u8f93\u6d41\u91cf\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 Catalyst 4000 Series Switches\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS 3.6(5)",
      "Cisco Catalyst 4000"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-12213\r\nhttp://www.securityfocus.com/bid/100663",
  "serverity": "\u4f4e",
  "submitTime": "2017-09-08",
  "title": "Cisco Catalyst 4000 Series Switches\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e"
}



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Nomenclature

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