cnvd-2020-31977
Vulnerability from cnvd
Title
Cisco IOS和IOS XE输入验证错误漏洞
Description
Cisco IOS和IOS XE都是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS Software和Cisco IOS XE Software中IKEv2的实现存在输入验证错误漏洞，该漏洞源于程序未能正确处理特制的IKEv2 SA-Init数据包。攻击者可利用该漏洞阻止IKEv2建立新的安全关联（SA）。
Severity
高
Patch Name
Cisco IOS和IOS XE输入验证错误漏洞的补丁
Patch Description
Cisco IOS和IOS XE都是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS Software和Cisco IOS XE Software中IKEv2的实现存在输入验证错误漏洞，该漏洞源于程序未能正确处理特制的IKEv2 SA-Init数据包。攻击者可利用该漏洞阻止IKEv2建立新的安全关联（SA）。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-ikev2-9p23Jj2a

Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-3230
Impacted products
Name
['Cisco IOS Software', 'Cisco IOS XE Software']
Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-3230"
    }
  },
  "description": "Cisco IOS\u548cIOS XE\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nCisco IOS Software\u548cCisco IOS XE Software\u4e2dIKEv2\u7684\u5b9e\u73b0\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406\u7279\u5236\u7684IKEv2 SA-Init\u6570\u636e\u5305\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u963b\u6b62IKEv2\u5efa\u7acb\u65b0\u7684\u5b89\u5168\u5173\u8054\uff08SA\uff09\u3002",
  "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-ikev2-9p23Jj2a",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-31977",
  "openTime": "2020-06-09",
  "patchDescription": "Cisco IOS\u548cIOS XE\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS Software\u548cCisco IOS XE Software\u4e2dIKEv2\u7684\u5b9e\u73b0\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406\u7279\u5236\u7684IKEv2 SA-Init\u6570\u636e\u5305\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u963b\u6b62IKEv2\u5efa\u7acb\u65b0\u7684\u5b89\u5168\u5173\u8054\uff08SA\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 IOS\u548cIOS XE\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS Software",
      "Cisco IOS XE Software"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-3230",
  "serverity": "\u9ad8",
  "submitTime": "2020-06-04",
  "title": "Cisco IOS\u548cIOS XE\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}


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