cnvd-2015-04437
Vulnerability from cnvd
Title
Cisco ASR 1000 IOS XE PPPoE进程拒绝服务漏洞
Description
Cisco IOS XE on ASR 1000 routers是美国思科（Cisco）公司的一套用于ASR 1000系列路由器设备中的操作系统。 Cisco ASR 1000设备上的Cisco IOS XE 3.5.0S版本的PPPoE进程中存在安全漏洞。远程攻击者可通过在本地网中发送畸形的PPPoE Active Discovery Request(PADR)数据包利用该漏洞造成拒绝服务（设备重载）。
Severity
中
Patch Name
Cisco ASR 1000 IOS XE PPPoE进程拒绝服务漏洞的补丁
Patch Description
Cisco IOS XE on ASR 1000 routers是美国思科（Cisco）公司的一套用于ASR 1000系列路由器设备中的操作系统。Cisco ASR 1000设备上的Cisco IOS XE 3.5.0S版本的PPPoE进程中存在安全漏洞。远程攻击者可通过在本地网中发送畸形的PPPoE Active Discovery Request(PADR)数据包利用该漏洞造成拒绝服务（设备重载）。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://tools.cisco.com/bugsearch/bug/CSCty94202

Reference
http://tools.cisco.com/security/center/viewAlert.x?alertId=39675
Impacted products
Name
['Cisco ASR 1000', 'Cisco IOS XE 3.5.0S']
Show details on source website

To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "75585"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-4243"
    }
  },
  "description": "Cisco IOS XE on ASR 1000 routers\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u7528\u4e8eASR 1000\u7cfb\u5217\u8def\u7531\u5668\u8bbe\u5907\u4e2d\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco ASR 1000\u8bbe\u5907\u4e0a\u7684Cisco IOS XE 3.5.0S\u7248\u672c\u7684PPPoE\u8fdb\u7a0b\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5728\u672c\u5730\u7f51\u4e2d\u53d1\u9001\u7578\u5f62\u7684PPPoE Active Discovery Request(PADR)\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8bbe\u5907\u91cd\u8f7d\uff09\u3002",
  "discovererName": "Cisco",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://tools.cisco.com/bugsearch/bug/CSCty94202",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-04437",
  "openTime": "2015-07-14",
  "patchDescription": "Cisco IOS XE on ASR 1000 routers\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u7528\u4e8eASR 1000\u7cfb\u5217\u8def\u7531\u5668\u8bbe\u5907\u4e2d\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Cisco ASR 1000\u8bbe\u5907\u4e0a\u7684Cisco IOS XE 3.5.0S\u7248\u672c\u7684PPPoE\u8fdb\u7a0b\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5728\u672c\u5730\u7f51\u4e2d\u53d1\u9001\u7578\u5f62\u7684PPPoE Active Discovery Request(PADR)\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8bbe\u5907\u91cd\u8f7d\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 ASR 1000 IOS XE PPPoE\u8fdb\u7a0b\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco ASR 1000",
      "Cisco IOS XE 3.5.0S"
    ]
  },
  "referenceLink": "http://tools.cisco.com/security/center/viewAlert.x?alertId=39675",
  "serverity": "\u4e2d",
  "submitTime": "2015-07-10",
  "title": "Cisco ASR 1000 IOS XE PPPoE\u8fdb\u7a0b\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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