cnvd - cnvd-2021-24275

cnvd-2021-24275

Vulnerability from cnvd

Title: MikroTik RouterOS存在未明漏洞

Description:

MikroTik RouterOS是拉脱维亚MikroTik公司的一套基于Linux开发的路由器操作系统。该系统可部署在PC中，使其提供路由器功能。

MikroTik RouterOS 6.47.9版本存在安全漏洞，该漏洞允许远程身份验证的ftp用户通过/export命令创建或覆盖任意.rsc文件。目前没有详细的漏洞细节提供。

Severity: 高

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://mikrotik.com/

Reference: https://onovy.medium.com/routeros-user-with-just-ftp-policy-can-write-to-filesystem-cve-2021-27221-e3e45d780dfe

Impacted products

Name
MikroTik MikroTik RouterOS 6.47.9

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27221",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27221"
    }
  },
  "description": "MikroTik RouterOS\u662f\u62c9\u8131\u7ef4\u4e9aMikroTik\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8eLinux\u5f00\u53d1\u7684\u8def\u7531\u5668\u64cd\u4f5c\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u53ef\u90e8\u7f72\u5728PC\u4e2d\uff0c\u4f7f\u5176\u63d0\u4f9b\u8def\u7531\u5668\u529f\u80fd\u3002\n\nMikroTik RouterOS 6.47.9\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u8fdc\u7a0b\u8eab\u4efd\u9a8c\u8bc1\u7684ftp\u7528\u6237\u901a\u8fc7/export\u547d\u4ee4\u521b\u5efa\u6216\u8986\u76d6\u4efb\u610f.rsc\u6587\u4ef6\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://mikrotik.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-24275",
  "openTime": "2021-04-01",
  "products": {
    "product": "MikroTik MikroTik RouterOS 6.47.9"
  },
  "referenceLink": "https://onovy.medium.com/routeros-user-with-just-ftp-policy-can-write-to-filesystem-cve-2021-27221-e3e45d780dfe",
  "serverity": "\u9ad8",
  "submitTime": "2021-03-25",
  "title": "MikroTik RouterOS\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-27221 (GCVE-0-2021-27221)

Vulnerability from cvelistv5

Published

2021-03-19 02:28

Modified

2024-08-03 20:40

Severity ?

CWE

Summary

MikroTik RouterOS 6.47.9 allows remote authenticated ftp users to create or overwrite arbitrary .rsc files via the /export command. NOTE: the vendor's position is that this is intended behavior because of how user policies work

References

▼	URL	Tags
	https://onovy.medium.com/routeros-user-with-just-ftp-policy-can-write-to-filesystem-cve-2021-27221-e3e45d780dfe	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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            "url": "https://onovy.medium.com/routeros-user-with-just-ftp-policy-can-write-to-filesystem-cve-2021-27221-e3e45d780dfe"
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      "references": [
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        }
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          "STATE": "PUBLIC"
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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