cnvd - cnvd-2021-39029

cnvd-2021-39029

Vulnerability from cnvd

Title: Nextcloud访问控制错误漏洞（CNVD-2021-39029）

Description:

Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。

Nextcloud Mail 1.4.3之前版本，1.8.2之前版本存在访问控制错误漏洞，经过身份验证的攻击者可利用该漏洞访问其他用户的邮件元数据。

Severity: 高

Patch Name: Nextcloud访问控制错误漏洞（CNVD-2021-39029）的补丁

Patch Description:

Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。

Nextcloud Mail 1.4.3之前版本，1.8.2之前版本存在访问控制错误漏洞，经过身份验证的攻击者可利用该漏洞访问其他用户的邮件元数据。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://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-32652

Impacted products

Name
['Nextcloud Nextcloud Mail <1.4.3', 'Nextcloud Nextcloud Mail <1.8.2']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-32652"
    }
  },
  "description": "Nextcloud\u662f\u5fb7\u56fdNextcloud\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684\u81ea\u6258\u7ba1\u6587\u4ef6\u540c\u6b65\u548c\u5171\u4eab\u7684\u901a\u4fe1\u5e94\u7528\u5e73\u53f0\u3002\n\nNextcloud Mail 1.4.3\u4e4b\u524d\u7248\u672c\uff0c1.8.2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u5176\u4ed6\u7528\u6237\u7684\u90ae\u4ef6\u5143\u6570\u636e\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://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-39029",
  "openTime": "2021-06-03",
  "patchDescription": "Nextcloud\u662f\u5fb7\u56fdNextcloud\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684\u81ea\u6258\u7ba1\u6587\u4ef6\u540c\u6b65\u548c\u5171\u4eab\u7684\u901a\u4fe1\u5e94\u7528\u5e73\u53f0\u3002\r\n\r\nNextcloud Mail 1.4.3\u4e4b\u524d\u7248\u672c\uff0c1.8.2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u5176\u4ed6\u7528\u6237\u7684\u90ae\u4ef6\u5143\u6570\u636e\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": "Nextcloud\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-39029\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Nextcloud Nextcloud Mail \u003c1.4.3",
      "Nextcloud Nextcloud Mail \u003c1.8.2"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-32652",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-03",
  "title": "Nextcloud\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-39029\uff09"
}

CVE-2021-32652 (GCVE-0-2021-32652)

Vulnerability from cvelistv5

Published

2021-06-01 19:05

Modified

2024-08-03 23:25

Severity ?

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-284 - Improper Access Control

Summary

Nextcloud Mail is a mail app for the Nextcloud platform. A missing permission check in Nextcloud Mail before 1.4.3 and 1.8.2 allows another authenticated users to access mail metadata of other users. Versions 1.4.3 and 1.8.2 contain patches for this vulnerability; no workarounds other than the patches are known to exist.

References

▼	URL	Tags
	https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc	x_refsource_CONFIRM
	https://hackerone.com/reports/1094063	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	nextcloud	security-advisories	Version: < 1.4.3 Version: >= 1.5.5, < 1.8.2

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:25:31.016Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/1094063"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "security-advisories",
          "vendor": "nextcloud",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 1.4.3"
            },
            {
              "status": "affected",
              "version": "\u003e= 1.5.5, \u003c 1.8.2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
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          "descriptions": [
            {
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            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-01T19:05:10",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/1094063"
        }
      ],
      "source": {
        "advisory": "GHSA-mxx2-6rg9-v2vc",
        "discovery": "UNKNOWN"
      },
      "title": "Missing permission check on email metadata retrieval",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2021-32652",
          "STATE": "PUBLIC",
          "TITLE": "Missing permission check on email metadata retrieval"
        },
        "affects": {
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            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "security-advisories",
                      "version": {
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                          {
                            "version_value": "\u003c 1.4.3"
                          },
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                          }
                        ]
                      }
                    }
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              }
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            }
          ]
        },
        "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
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        "problemtype": {
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            },
            {
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              "refsource": "MISC",
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            }
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        },
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    "datePublished": "2021-06-01T19:05:11",
    "dateReserved": "2021-05-12T00:00:00",
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    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

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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