cnvd-2021-28000
Vulnerability from cnvd
Title
Cisco Catalyst 9800 Series Wireless Controllers IOS XE Software资源管理错误漏洞
Description
Cisco IOS XE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 Catalyst 9800 Series Wireless Controllers中的IOS XE Software的LSC provisioning功能存在资源管理错误漏洞，该漏洞源于程序没有正确处理PKI数据包。攻击者可利用该漏洞造成拒绝服务。
Severity
高
Patch Name
Cisco Catalyst 9800 Series Wireless Controllers IOS XE Software资源管理错误漏洞的补丁
Patch Description
Cisco IOS XE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 Catalyst 9800 Series Wireless Controllers中的IOS XE Software的LSC provisioning功能存在资源管理错误漏洞，该漏洞源于程序没有正确处理PKI数据包。攻击者可利用该漏洞造成拒绝服务。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

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-iosxe-ewlc-dos-TkuPVmZN

Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-3203
Impacted products
Name
['Cisco IOS XE 16.1.1', 'Cisco IOS XE 16.2.1', 'Cisco IOS XE 16.10.1', 'Cisco IOS XE 16.10.1a', 'Cisco IOS XE 16.10.1b', 'Cisco IOS XE 16.10.1e', 'Cisco IOS XE 16.10.1s', 'Cisco IOS XE 16.10.2', 'Cisco IOS XE 16.10.3', 'Cisco IOS XE 16.11.1', 'Cisco IOS XE 16.11.1a', 'Cisco IOS XE 16.11.1b', 'Cisco IOS XE 16.11.1c', 'Cisco IOS XE 16.11.1s', 'Cisco IOS XE 16.12.1', 'Cisco IOS XE 16.12.1a', 'Cisco IOS XE 16.12.1c', 'Cisco IOS XE 16.12.1s', 'Cisco IOS XE 16.12.2', 'Cisco IOS XE 16.12.2a', 'Cisco IOS XE 16.12.4', 'Cisco IOS XE 16.8.1', 'Cisco IOS XE 16.8.1a', 'Cisco IOS XE 16.8.1b', 'Cisco IOS XE 16.8.1c', 'Cisco IOS XE 16.8.1s', 'Cisco IOS XE 16.8.2', 'Cisco IOS XE 16.8.3', 'Cisco IOS XE 16.7.1', 'Cisco IOS XE 16.7.2', 'Cisco IOS XE 16.7.3', 'Cisco IOS XE 16.1.2', 'Cisco IOS XE 16.1.3', 'Cisco IOS XE 16.2.2', 'Cisco IOS XE 16.3.1', 'Cisco IOS XE 16.3.1a', 'Cisco IOS XE 16.3.2', 'Cisco IOS XE 16.3.3', 'Cisco IOS XE 16.3.4', 'Cisco IOS XE 16.3.5', 'Cisco IOS XE 16.3.5b', 'Cisco IOS XE 16.3.6', 'Cisco IOS XE 16.3.7', 'Cisco IOS XE 16.3.8', 'Cisco IOS XE 16.3.9', 'Cisco IOS XE 16.4.1', 'Cisco IOS XE 16.4.2', 'Cisco IOS XE 16.4.3', 'Cisco IOS XE 16.5.1', 'Cisco IOS XE 16.5.1a', 'Cisco IOS XE 16.5.1b', 'Cisco IOS XE 16.5.2', 'Cisco IOS XE 16.5.3', 'Cisco catalyst_9800-40', 'Cisco catalyst_9800-80', 'Cisco catalyst_9800-cl', 'Cisco catalyst_9800-l', 'Cisco catalyst_9800-l-c', 'Cisco catalyst_9800-l-f', 'Cisco IOS XE 16.12.8']
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-3203"
    }
  },
  "description": "Cisco IOS XE\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 Catalyst 9800 Series Wireless Controllers\u4e2d\u7684IOS XE Software\u7684LSC provisioning\u529f\u80fd\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u6ca1\u6709\u6b63\u786e\u5904\u7406PKI\u6570\u636e\u5305\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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\n\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-ewlc-dos-TkuPVmZN",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-28000",
  "openTime": "2021-04-14",
  "patchDescription": "Cisco IOS XE\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 Catalyst 9800 Series Wireless Controllers\u4e2d\u7684IOS XE Software\u7684LSC provisioning\u529f\u80fd\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u6ca1\u6709\u6b63\u786e\u5904\u7406PKI\u6570\u636e\u5305\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\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 Catalyst 9800 Series Wireless Controllers IOS XE Software\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS XE 16.1.1",
      "Cisco IOS XE 16.2.1",
      "Cisco IOS XE 16.10.1",
      "Cisco IOS XE 16.10.1a",
      "Cisco IOS XE 16.10.1b",
      "Cisco IOS XE 16.10.1e",
      "Cisco IOS XE 16.10.1s",
      "Cisco IOS XE 16.10.2",
      "Cisco IOS XE 16.10.3",
      "Cisco IOS XE 16.11.1",
      "Cisco IOS XE 16.11.1a",
      "Cisco IOS XE 16.11.1b",
      "Cisco IOS XE 16.11.1c",
      "Cisco IOS XE 16.11.1s",
      "Cisco IOS XE 16.12.1",
      "Cisco IOS XE 16.12.1a",
      "Cisco IOS XE 16.12.1c",
      "Cisco IOS XE 16.12.1s",
      "Cisco IOS XE 16.12.2",
      "Cisco IOS XE 16.12.2a",
      "Cisco IOS XE 16.12.4",
      "Cisco IOS XE 16.8.1",
      "Cisco IOS XE 16.8.1a",
      "Cisco IOS XE 16.8.1b",
      "Cisco IOS XE 16.8.1c",
      "Cisco IOS XE 16.8.1s",
      "Cisco IOS XE 16.8.2",
      "Cisco IOS XE 16.8.3",
      "Cisco IOS XE 16.7.1",
      "Cisco IOS XE 16.7.2",
      "Cisco IOS XE 16.7.3",
      "Cisco IOS XE 16.1.2",
      "Cisco IOS XE 16.1.3",
      "Cisco IOS XE 16.2.2",
      "Cisco IOS XE 16.3.1",
      "Cisco IOS XE 16.3.1a",
      "Cisco IOS XE 16.3.2",
      "Cisco IOS XE 16.3.3",
      "Cisco IOS XE 16.3.4",
      "Cisco IOS XE 16.3.5",
      "Cisco IOS XE 16.3.5b",
      "Cisco IOS XE 16.3.6",
      "Cisco IOS XE 16.3.7",
      "Cisco IOS XE 16.3.8",
      "Cisco IOS XE 16.3.9",
      "Cisco IOS XE 16.4.1",
      "Cisco IOS XE 16.4.2",
      "Cisco IOS XE 16.4.3",
      "Cisco IOS XE 16.5.1",
      "Cisco IOS XE 16.5.1a",
      "Cisco IOS XE 16.5.1b",
      "Cisco IOS XE 16.5.2",
      "Cisco IOS XE 16.5.3",
      "Cisco catalyst_9800-40",
      "Cisco catalyst_9800-80",
      "Cisco catalyst_9800-cl",
      "Cisco catalyst_9800-l",
      "Cisco catalyst_9800-l-c",
      "Cisco catalyst_9800-l-f",
      "Cisco IOS XE 16.12.8"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-3203",
  "serverity": "\u9ad8",
  "submitTime": "2020-06-04",
  "title": "Cisco Catalyst 9800 Series Wireless Controllers IOS XE Software\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}


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