cnvd-2018-08183
Vulnerability from cnvd
Title
Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol子系统缓冲区溢出漏洞
Description
Cisco IOS Software、IOS XE Software和IOS XR Software都是美国思科（Cisco）公司为其网络设备开发的操作系统。Link Layer Discovery Protocol（LLDP）subsystem是其中的一套链路层发现协议子系统。 Cisco IOS Software、IOS XE Software和IOS XR Software中的LLDP子系统存在缓冲区溢出漏洞，该漏洞源于程序未能正确的对畸形的LLDP消息执行错误处理。攻击者可通过提交LLDP协议数据单元利用该漏洞造成拒绝服务或以提升的权限执行任意代码。
Severity
高
Patch Name
Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol子系统缓冲区溢出漏洞的补丁
Patch Description
Cisco IOS Software、IOS XE Software和IOS XR Software都是美国思科（Cisco）公司为其网络设备开发的操作系统。Link Layer Discovery Protocol（LLDP）subsystem是其中的一套链路层发现协议子系统。 Cisco IOS Software、IOS XE Software和IOS XR Software中的LLDP子系统存在缓冲区溢出漏洞，该漏洞源于程序未能正确的对畸形的LLDP消息执行错误处理。攻击者可通过提交LLDP协议数据单元利用该漏洞造成拒绝服务或以提升的权限执行任意代码。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-20180328-lldp

Reference
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp
Impacted products
Name
['Cisco IOS XE', 'Cisco IOS', 'Cisco IOS XR']
Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-0167",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0167"
    }
  },
  "description": "Cisco IOS Software\u3001IOS XE Software\u548cIOS XR Software\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Link Layer Discovery Protocol\uff08LLDP\uff09subsystem\u662f\u5176\u4e2d\u7684\u4e00\u5957\u94fe\u8def\u5c42\u53d1\u73b0\u534f\u8bae\u5b50\u7cfb\u7edf\u3002\r\n\r\nCisco IOS Software\u3001IOS XE Software\u548cIOS XR Software\u4e2d\u7684LLDP\u5b50\u7cfb\u7edf\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5bf9\u7578\u5f62\u7684LLDP\u6d88\u606f\u6267\u884c\u9519\u8bef\u5904\u7406\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4ea4LLDP\u534f\u8bae\u6570\u636e\u5355\u5143\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u4ee5\u63d0\u5347\u7684\u6743\u9650\u6267\u884c\u4efb\u610f\u4ee3\u7801\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-20180328-lldp",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08183",
  "openTime": "2018-04-24",
  "patchDescription": "Cisco IOS Software\u3001IOS XE Software\u548cIOS XR Software\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Link Layer Discovery Protocol\uff08LLDP\uff09subsystem\u662f\u5176\u4e2d\u7684\u4e00\u5957\u94fe\u8def\u5c42\u53d1\u73b0\u534f\u8bae\u5b50\u7cfb\u7edf\u3002\r\n\r\nCisco IOS Software\u3001IOS XE Software\u548cIOS XR Software\u4e2d\u7684LLDP\u5b50\u7cfb\u7edf\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5bf9\u7578\u5f62\u7684LLDP\u6d88\u606f\u6267\u884c\u9519\u8bef\u5904\u7406\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4ea4LLDP\u534f\u8bae\u6570\u636e\u5355\u5143\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u4ee5\u63d0\u5347\u7684\u6743\u9650\u6267\u884c\u4efb\u610f\u4ee3\u7801\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/IOS XE/IOS XR Software Link Layer Discovery Protocol\u5b50\u7cfb\u7edf\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS XE",
      "Cisco IOS",
      "Cisco IOS XR"
    ]
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp",
  "serverity": "\u9ad8",
  "submitTime": "2018-04-03",
  "title": "Cisco IOS/IOS XE/IOS XR Software Link Layer Discovery Protocol\u5b50\u7cfb\u7edf\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


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