Vulnerability-Lookup

CNVD-2020-22393

Vulnerability from cnvd - Published: 2020-04-12

Title

Nextcloud Android授权问题漏洞

Description

Nextcloud Android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存在授权问题漏洞。该漏洞源于网络系统或产品中缺少身份验证措施或身份验证强度不足。攻击者可利用该漏洞绕过锁定保护。

Severity

中

Patch Name

Nextcloud Android授权问题漏洞的补丁

Patch Description

Nextcloud Android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存在授权问题漏洞。该漏洞源于网络系统或产品中缺少身份验证措施或身份验证强度不足。攻击者可利用该漏洞绕过锁定保护。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/android/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-5455

Impacted products

Name
Nextcloud Nextcloud Android 3.6.0

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2019-5455",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-5455"
    }
  },
  "description": "Nextcloud Android\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\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u4e2d\u7f3a\u5c11\u8eab\u4efd\u9a8c\u8bc1\u63aa\u65bd\u6216\u8eab\u4efd\u9a8c\u8bc1\u5f3a\u5ea6\u4e0d\u8db3\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u9501\u5b9a\u4fdd\u62a4\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/android/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-22393",
  "openTime": "2020-04-12",
  "patchDescription": "Nextcloud Android\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\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u4e2d\u7f3a\u5c11\u8eab\u4efd\u9a8c\u8bc1\u63aa\u65bd\u6216\u8eab\u4efd\u9a8c\u8bc1\u5f3a\u5ea6\u4e0d\u8db3\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u9501\u5b9a\u4fdd\u62a4\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\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Nextcloud Nextcloud Android 3.6.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-5455",
  "serverity": "\u4e2d",
  "submitTime": "2019-07-31",
  "title": "Nextcloud Android\u6388\u6743\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2019-5455 (GCVE-0-2019-5455)

Vulnerability from cvelistv5 – Published: 2019-07-30 20:26 – Updated: 2024-08-04 19:54

Summary

Bypassing lock protection exists in Nextcloud Android app 3.6.0 when creating a multi-account and aborting the process.

Severity

No CVSS data available.

CWE

CWE-288 - Authentication Bypass Using an Alternate Path or Channel (CWE-288)

Assigner

hackerone mitre root

References

1 reference

URL	Tags
https://hackerone.com/reports/490946	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Nextcloud	com.nextcloud.client	Affected: 3.6.1

Date Public

2019-07-26 00:00

Show details on NVD website

JSON

To clipboard

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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T19:54:53.490Z",
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          "shortName": "CVE"
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            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/490946"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "com.nextcloud.client",
          "vendor": "Nextcloud",
          "versions": [
            {
              "status": "affected",
              "version": "3.6.1"
            }
          ]
        }
      ],
      "datePublic": "2019-07-26T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Bypassing lock protection exists in Nextcloud Android app 3.6.0 when creating a multi-account and aborting the process."
        }
      ],
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            {
              "cweId": "CWE-288",
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        "dateUpdated": "2019-07-30T20:26:47.000Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/490946"
        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2019-5455",
          "STATE": "PUBLIC"
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                    {
                      "product_name": "com.nextcloud.client",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "3.6.1"
                          }
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                },
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          ]
        }
      }
    }
  },
  "cveMetadata": {
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  },
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}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.