cnvd - cnvd-2023-07969

cnvd-2023-07969

Vulnerability from cnvd

Title: Nextcloud信息泄露漏洞（CNVD-2023-07969）

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中存在信息泄露漏洞。该漏洞源于用户密码在 OAuth2 设置过程期间以明文形式存储在数据库中，在OAuth设置完成之前，任何可以访问数据库的用户都可以访问这些用户密码。攻击者可利用该漏洞获取敏感信息。

Severity: 低

Patch Name: Nextcloud信息泄露漏洞（CNVD-2023-07969）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中存在信息泄露漏洞。该漏洞源于用户密码在 OAuth2 设置过程期间以明文形式存储在数据库中，在OAuth设置完成之前，任何可以访问数据库的用户都可以访问这些用户密码。攻击者可利用该漏洞获取敏感信息。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/mail/pull/7797

Reference: https://nvd.nist.gov/vuln/detail/CVE-2023-23944

Impacted products

Name
Nextcloud Nextcloud <2.2.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-23944",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-23944"
    }
  },
  "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\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7528\u6237\u5bc6\u7801\u5728 OAuth2 \u8bbe\u7f6e\u8fc7\u7a0b\u671f\u95f4\u4ee5\u660e\u6587\u5f62\u5f0f\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u5728OAuth\u8bbe\u7f6e\u5b8c\u6210\u4e4b\u524d\uff0c\u4efb\u4f55\u53ef\u4ee5\u8bbf\u95ee\u6570\u636e\u5e93\u7684\u7528\u6237\u90fd\u53ef\u4ee5\u8bbf\u95ee\u8fd9\u4e9b\u7528\u6237\u5bc6\u7801\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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/mail/pull/7797",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-07969",
  "openTime": "2023-02-10",
  "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\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7528\u6237\u5bc6\u7801\u5728 OAuth2 \u8bbe\u7f6e\u8fc7\u7a0b\u671f\u95f4\u4ee5\u660e\u6587\u5f62\u5f0f\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u5728OAuth\u8bbe\u7f6e\u5b8c\u6210\u4e4b\u524d\uff0c\u4efb\u4f55\u53ef\u4ee5\u8bbf\u95ee\u6570\u636e\u5e93\u7684\u7528\u6237\u90fd\u53ef\u4ee5\u8bbf\u95ee\u8fd9\u4e9b\u7528\u6237\u5bc6\u7801\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2023-07969\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Nextcloud Nextcloud \u003c2.2.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2023-23944",
  "serverity": "\u4f4e",
  "submitTime": "2023-02-08",
  "title": "Nextcloud\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2023-07969\uff09"
}

CVE-2023-23944 (GCVE-0-2023-23944)

Vulnerability from cvelistv5

Published

2023-02-06 19:35

Modified

2025-03-10 21:16

Severity ?

2.0 (Low) - CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N

CWE

CWE-312 - Cleartext Storage of Sensitive Information

Summary

Nextcloud mail is an email app for the nextcloud home server platform. In versions prior to 2.2.2 user's passwords were stored in cleartext in the database during the duration of OAuth2 setup procedure. Any attacker or malicious user with access to the database would have access to these user passwords until the OAuth setup has been completed. It is recommended that the Nextcloud Mail app is upgraded to 2.2.2. There are no known workarounds for this issue.

References

▼	URL	Tags
	https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4	x_refsource_CONFIRM
	https://github.com/nextcloud/mail/pull/7797	x_refsource_MISC
	https://hackerone.com/reports/1806275	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	nextcloud	security-advisories	Version: < 2.2.2

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T10:49:07.951Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4",
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4"
          },
          {
            "name": "https://github.com/nextcloud/mail/pull/7797",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/nextcloud/mail/pull/7797"
          },
          {
            "name": "https://hackerone.com/reports/1806275",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/1806275"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-23944",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-10T20:58:26.539868Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-10T21:16:09.420Z",
          "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 2.2.2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Nextcloud mail is an email app for the nextcloud home server platform. In versions prior to 2.2.2 user\u0027s passwords were stored in cleartext in the database during the duration of OAuth2 setup procedure. Any attacker or malicious user with access to the database would have access to these user passwords until the OAuth setup has been completed. It is recommended that the Nextcloud Mail app is upgraded to 2.2.2. There are no known workarounds for this issue."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 2,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-312",
              "description": "CWE-312: Cleartext Storage of Sensitive Information",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-02-06T19:35:31.498Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4"
        },
        {
          "name": "https://github.com/nextcloud/mail/pull/7797",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/nextcloud/mail/pull/7797"
        },
        {
          "name": "https://hackerone.com/reports/1806275",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/1806275"
        }
      ],
      "source": {
        "advisory": "GHSA-g86r-x755-93f4",
        "discovery": "UNKNOWN"
      },
      "title": "Nexcloud Mail app temporarily stores cleartext password in database"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2023-23944",
    "datePublished": "2023-02-06T19:35:31.498Z",
    "dateReserved": "2023-01-19T21:12:31.362Z",
    "dateUpdated": "2025-03-10T21:16:09.420Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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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