cnvd-2021-24467
Vulnerability from cnvd
Title
Cisco IOS XE命令注入漏洞（CNVD-2021-24467）
Description
Cisco IOS XE是美国Cisco公司为其网络设备开发的一套基于Linux内核的模块化操作系统。 Cisco IOS XE的web UI存在命令注入漏洞。该漏洞源于输入验证不足。攻击者可通过向Web UI发送特制请求利用该漏洞以root用户身份执行任意命令。
Severity
高
Patch Name
Cisco IOS XE命令注入漏洞（CNVD-2021-24467）的补丁
Patch Description
Cisco IOS XE是美国Cisco公司为其网络设备开发的一套基于Linux内核的模块化操作系统。 Cisco IOS XE的web UI存在命令注入漏洞。该漏洞源于输入验证不足。攻击者可通过向Web UI发送特制请求利用该漏洞以root用户身份执行任意命令。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

厂商已发布了漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-webcmdinjsh-UFJxTgZD

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-1435
Impacted products
Name
['Cisco IOS XE 16.9.1', 'Cisco IOS XE 16.9.1a', 'Cisco IOS XE 16.9.1b', 'Cisco IOS XE 16.9.1c', 'Cisco IOS XE 16.9.1d', 'Cisco IOS XE 16.9.1s', 'Cisco IOS XE 16.9.2', 'Cisco IOS XE 16.9.2a', 'Cisco IOS XE 16.9.2s', 'Cisco IOS XE 16.9.3', 'Cisco IOS XE 16.9.3a', 'Cisco IOS XE 16.9.3h', 'Cisco IOS XE 16.9.3s', 'Cisco IOS XE 16.9.4', 'Cisco IOS XE 16.9.4c', 'Cisco IOS XE 16.9.5', 'Cisco IOS XE 16.9.5f', 'Cisco IOS XE 16.9.6', 'Cisco IOS XE 16.10.1', 'Cisco IOS XE 16.10.1a', 'Cisco IOS XE 16.10.1b', 'Cisco IOS XE 16.10.1c', 'Cisco IOS XE 16.10.1d', 'Cisco IOS XE 16.10.1e', 'Cisco IOS XE 16.10.1f', 'Cisco IOS XE 16.10.1g', '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 16.11.2', 'Cisco IOS XE 17.2.1v']
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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1435",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1435"
    }
  },
  "description": "Cisco IOS XE\u662f\u7f8e\u56fdCisco\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u4e00\u5957\u57fa\u4e8eLinux\u5185\u6838\u7684\u6a21\u5757\u5316\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nCisco IOS XE\u7684web UI\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8f93\u5165\u9a8c\u8bc1\u4e0d\u8db3\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411Web UI\u53d1\u9001\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u4ee5root\u7528\u6237\u8eab\u4efd\u6267\u884c\u4efb\u610f\u547d\u4ee4\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\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-iosxe-webcmdinjsh-UFJxTgZD",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-24467",
  "openTime": "2021-04-02",
  "patchDescription": "Cisco IOS XE\u662f\u7f8e\u56fdCisco\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u4e00\u5957\u57fa\u4e8eLinux\u5185\u6838\u7684\u6a21\u5757\u5316\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS XE\u7684web UI\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8f93\u5165\u9a8c\u8bc1\u4e0d\u8db3\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411Web UI\u53d1\u9001\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u4ee5root\u7528\u6237\u8eab\u4efd\u6267\u884c\u4efb\u610f\u547d\u4ee4\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 XE\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2021-24467\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS XE 16.9.1",
      "Cisco IOS XE 16.9.1a",
      "Cisco IOS XE 16.9.1b",
      "Cisco IOS XE 16.9.1c",
      "Cisco IOS XE 16.9.1d",
      "Cisco IOS XE 16.9.1s",
      "Cisco IOS XE 16.9.2",
      "Cisco IOS XE 16.9.2a",
      "Cisco IOS XE 16.9.2s",
      "Cisco IOS XE 16.9.3",
      "Cisco IOS XE 16.9.3a",
      "Cisco IOS XE 16.9.3h",
      "Cisco IOS XE 16.9.3s",
      "Cisco IOS XE 16.9.4",
      "Cisco IOS XE 16.9.4c",
      "Cisco IOS XE 16.9.5",
      "Cisco IOS XE 16.9.5f",
      "Cisco IOS XE 16.9.6",
      "Cisco IOS XE 16.10.1",
      "Cisco IOS XE 16.10.1a",
      "Cisco IOS XE 16.10.1b",
      "Cisco IOS XE 16.10.1c",
      "Cisco IOS XE 16.10.1d",
      "Cisco IOS XE 16.10.1e",
      "Cisco IOS XE 16.10.1f",
      "Cisco IOS XE 16.10.1g",
      "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 16.11.2",
      "Cisco IOS XE 17.2.1v"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1435",
  "serverity": "\u9ad8",
  "submitTime": "2021-03-25",
  "title": "Cisco IOS XE\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2021-24467\uff09"
}


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