cnvd-2018-21222
Vulnerability from cnvd
Title
Cisco IOS和IOS XE Software拒绝服务漏洞（CNVD-2018-21222）
Description
Cisco IOS Software和IOS XE Software都是美国思科（Cisco）公司为其网络设备开发的操作系统。VLAN Trunking Protocol（VTP）是其中的一个中继协议子系统。 Cisco IOS和IOS XE Software存在拒绝服务漏洞，该漏洞源于受影响软件处理VTP数据包子集的方式存在逻辑错误。攻击者可通过发送VTP数据包利用该漏洞损坏内部VTP数据库，造成拒绝服务。
Severity
低
Patch Name
Cisco IOS和IOS XE Software拒绝服务漏洞（CNVD-2018-21222）的补丁
Patch Description
Cisco IOS Software和IOS XE Software都是美国思科（Cisco）公司为其网络设备开发的操作系统。VLAN Trunking Protocol（VTP）是其中的一个中继协议子系统。 Cisco IOS和IOS XE Software存在拒绝服务漏洞，该漏洞源于受影响软件处理VTP数据包子集的方式存在逻辑错误。攻击者可通过发送VTP数据包利用该漏洞损坏内部VTP数据库，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-20180926-vtp

Reference
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-vtp
Impacted products
Name
['Cisco IOS Software', 'Cisco IOS XE Software', 'Cisco Catalyst 3560 Series']
Show details on source website

To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "105424"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-0197"
    }
  },
  "description": "Cisco IOS Software\u548cIOS XE Software\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002VLAN Trunking Protocol\uff08VTP\uff09\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u4e2d\u7ee7\u534f\u8bae\u5b50\u7cfb\u7edf\u3002\r\n\r\nCisco IOS\u548cIOS XE Software\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u53d7\u5f71\u54cd\u8f6f\u4ef6\u5904\u7406VTP\u6570\u636e\u5305\u5b50\u96c6\u7684\u65b9\u5f0f\u5b58\u5728\u903b\u8f91\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001VTP\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u635f\u574f\u5185\u90e8VTP\u6570\u636e\u5e93\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Cisco",
  "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-20180926-vtp",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-21222",
  "openTime": "2018-10-18",
  "patchDescription": "Cisco IOS Software\u548cIOS XE Software\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002VLAN Trunking Protocol\uff08VTP\uff09\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u4e2d\u7ee7\u534f\u8bae\u5b50\u7cfb\u7edf\u3002\r\n\r\nCisco IOS\u548cIOS XE Software\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u53d7\u5f71\u54cd\u8f6f\u4ef6\u5904\u7406VTP\u6570\u636e\u5305\u5b50\u96c6\u7684\u65b9\u5f0f\u5b58\u5728\u903b\u8f91\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001VTP\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u635f\u574f\u5185\u90e8VTP\u6570\u636e\u5e93\uff0c\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 IOS\u548cIOS XE Software\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-21222\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS Software",
      "Cisco IOS XE Software",
      "Cisco Catalyst 3560 Series"
    ]
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-vtp",
  "serverity": "\u4f4e",
  "submitTime": "2018-09-28",
  "title": "Cisco IOS\u548cIOS XE Software\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-21222\uff09"
}


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