cnvd - cnvd-2021-36226

CNVD-2021-36226

Vulnerability from cnvd - Published: 2021-05-21

Title

Vaadin flow路径遍历漏洞

Description

Vaadin flow是一个应用软件。Vaadin平台的Java框架，用于构建外观美观，性能良好并让您和您的用户感到满意的现代网站。 vaadin：flow-server versions 2.0.0版本至2.4.1版本存在路径遍历漏洞，攻击者可利用该漏洞请求存储在预期的前端资源文件夹外部的任意文件。

Severity

中

Patch Name

Vaadin flow路径遍历漏洞的补丁

Patch Description

Vaadin flow是一个应用软件。Vaadin平台的Java框架，用于构建外观美观，性能良好并让您和您的用户感到满意的现代网站。 vaadin：flow-server versions 2.0.0版本至2.4.1版本存在路径遍历漏洞，攻击者可利用该漏洞请求存储在预期的前端资源文件夹外部的任意文件。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://vaadin.com/security/cve-2020-36321

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-36321

Impacted products

Name
Vaadin Vaadin flow >=2.0.0，<=2.4.1

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-36321"
    }
  },
  "description": "Vaadin flow\u662f\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002Vaadin\u5e73\u53f0\u7684Java\u6846\u67b6\uff0c\u7528\u4e8e\u6784\u5efa\u5916\u89c2\u7f8e\u89c2\uff0c\u6027\u80fd\u826f\u597d\u5e76\u8ba9\u60a8\u548c\u60a8\u7684\u7528\u6237\u611f\u5230\u6ee1\u610f\u7684\u73b0\u4ee3\u7f51\u7ad9\u3002\n\nvaadin\uff1aflow-server versions 2.0.0\u7248\u672c\u81f32.4.1\u7248\u672c\u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bf7\u6c42\u5b58\u50a8\u5728\u9884\u671f\u7684\u524d\u7aef\u8d44\u6e90\u6587\u4ef6\u5939\u5916\u90e8\u7684\u4efb\u610f\u6587\u4ef6\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://vaadin.com/security/cve-2020-36321",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-36226",
  "openTime": "2021-05-21",
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  "patchName": "Vaadin flow\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Vaadin Vaadin flow \u003e=2.0.0\uff0c\u003c=2.4.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-36321",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-27",
  "title": "Vaadin flow\u8def\u5f84\u904d\u5386\u6f0f\u6d1e"
}

CVE-2020-36321 (GCVE-0-2020-36321)

Vulnerability from cvelistv5 – Published: 2021-04-23 16:05 – Updated: 2024-09-17 00:45

Summary

Improper URL validation in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.4.1 (Vaadin 14.0.0 through 14.4.2), and 3.0 prior to 5.0 (Vaadin 15 prior to 18) allows attacker to request arbitrary files stored outside of intended frontend resources folder.

Severity ?

5.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Assigner

Vaadin

References

URL

Tags

	https://vaadin.com/security/cve-2020-36321	x_refsource_MISC
	https://github.com/vaadin/flow/pull/9392	x_refsource_MISC

Impacted products

Vendor

Product

Version

Vaadin

Affected: 14.0.0 , < * (custom)

Vaadin

flow-server

Affected: 2.0.0 , < * (custom)

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2021-36226

CVE-2020-36321 (GCVE-0-2020-36321)

Tags

Sightings

Nomenclature