cnvd - cnvd-2022-18414

CNVD-2022-18414

Vulnerability from cnvd - Published: 2022-03-11

Title

Nextcloud Android app信息泄露漏洞（CNVD-2022-18414）

Description

Nextcloud Android app是德国Nextcloud公司的一款基于Android平台，用于访问Nextcloud服务器的移动应用程序。 Nextcloud Android app 3.17.1之前版本中存在信息泄露，该漏洞源于网络系统或产品在运行过程中存在配置等错误，攻击者可利用该漏洞查看其无权查看的图像的图像缩略图。

Severity

中

Patch Name

Nextcloud Android app信息泄露漏洞（CNVD-2022-18414）的补丁

Patch Description

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-wrwg-jwpg-r3c4

Reference

https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086

Impacted products

Name
Nextcloud Android app <3.17.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-41166",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-41166"
    }
  },
  "description": "Nextcloud Android app\u662f\u5fb7\u56fdNextcloud\u516c\u53f8\u7684\u4e00\u6b3e\u57fa\u4e8eAndroid\u5e73\u53f0\uff0c\u7528\u4e8e\u8bbf\u95eeNextcloud\u670d\u52a1\u5668\u7684\u79fb\u52a8\u5e94\u7528\u7a0b\u5e8f\u3002\n\nNextcloud Android app 3.17.1\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u5b58\u5728\u914d\u7f6e\u7b49\u9519\u8bef\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u67e5\u770b\u5176\u65e0\u6743\u67e5\u770b\u7684\u56fe\u50cf\u7684\u56fe\u50cf\u7f29\u7565\u56fe\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-wrwg-jwpg-r3c4",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-18414",
  "openTime": "2022-03-11",
  "patchDescription": "Nextcloud Android app\u662f\u5fb7\u56fdNextcloud\u516c\u53f8\u7684\u4e00\u6b3e\u57fa\u4e8eAndroid\u5e73\u53f0\uff0c\u7528\u4e8e\u8bbf\u95eeNextcloud\u670d\u52a1\u5668\u7684\u79fb\u52a8\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nNextcloud Android app 3.17.1\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u5b58\u5728\u914d\u7f6e\u7b49\u9519\u8bef\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u67e5\u770b\u5176\u65e0\u6743\u67e5\u770b\u7684\u56fe\u50cf\u7684\u56fe\u50cf\u7f29\u7565\u56fe\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 Android app\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2022-18414\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Nextcloud Android app \u003c3.17.1"
  },
  "referenceLink": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086",
  "serverity": "\u4e2d",
  "submitTime": "2022-01-28",
  "title": "Nextcloud Android app\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2022-18414\uff09"
}

CVE-2021-41166 (GCVE-0-2021-41166)

Vulnerability from cvelistv5 – Published: 2022-01-26 22:35 – Updated: 2025-04-23 19:09

Summary

The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. An issue in versions prior to 3.17.1 may lead to sensitive information disclosure. An unauthorized app that does not have the otherwise required `MANAGE_DOCUMENTS` permission may view image thumbnails for images it does not have permission to view. Version 3.17.1 contains a patch. There are no known workarounds.

Severity ?

4.3 (Medium)


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

CWE

CWE-276 - Incorrect Default Permissions

Assigner

GitHub_M

References

URL

Tags

	https://hackerone.com/reports/1358597	x_refsource_MISC
	https://github.com/nextcloud/security-advisories/…	x_refsource_CONFIRM
	https://github.com/nextcloud/android/commit/aa471…	x_refsource_MISC
	https://github.com/nextcloud/android/commit/b6ecf…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	nextcloud	security-advisories	Affected: < 3.17.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:59:31.556Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/1358597"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wrwg-jwpg-r3c4"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/nextcloud/android/commit/b6ecf515b38c2d82d32743f27236534f3e03ee0c"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-41166",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T14:11:34.197613Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-23T19:09:02.193Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "security-advisories",
          "vendor": "nextcloud",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 3.17.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. An issue in versions prior to 3.17.1 may lead to sensitive information disclosure. An unauthorized app that does not have the otherwise required `MANAGE_DOCUMENTS` permission may view image thumbnails for images it does not have permission to view. Version 3.17.1 contains a patch. There are no known workarounds."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-276",
              "description": "CWE-276: Incorrect Default Permissions",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-01-26T22:35:10.000Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/1358597"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wrwg-jwpg-r3c4"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/nextcloud/android/commit/b6ecf515b38c2d82d32743f27236534f3e03ee0c"
        }
      ],
      "source": {
        "advisory": "GHSA-wrwg-jwpg-r3c4",
        "discovery": "UNKNOWN"
      },
      "title": "Permission bypass in Nextcloud Android App",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2021-41166",
          "STATE": "PUBLIC",
          "TITLE": "Permission bypass in Nextcloud Android App"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "security-advisories",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c 3.17.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "nextcloud"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. An issue in versions prior to 3.17.1 may lead to sensitive information disclosure. An unauthorized app that does not have the otherwise required `MANAGE_DOCUMENTS` permission may view image thumbnails for images it does not have permission to view. Version 3.17.1 contains a patch. There are no known workarounds."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-276: Incorrect Default Permissions"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://hackerone.com/reports/1358597",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/1358597"
            },
            {
              "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wrwg-jwpg-r3c4",
              "refsource": "CONFIRM",
              "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wrwg-jwpg-r3c4"
            },
            {
              "name": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086",
              "refsource": "MISC",
              "url": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086"
            },
            {
              "name": "https://github.com/nextcloud/android/commit/b6ecf515b38c2d82d32743f27236534f3e03ee0c",
              "refsource": "MISC",
              "url": "https://github.com/nextcloud/android/commit/b6ecf515b38c2d82d32743f27236534f3e03ee0c"
            }
          ]
        },
        "source": {
          "advisory": "GHSA-wrwg-jwpg-r3c4",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2021-41166",
    "datePublished": "2022-01-26T22:35:10.000Z",
    "dateReserved": "2021-09-15T00:00:00.000Z",
    "dateUpdated": "2025-04-23T19:09:02.193Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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-2022-18414

CVE-2021-41166 (GCVE-0-2021-41166)

Tags

Sightings

Nomenclature