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[email protected]CVE-2023-39952

HistoryAug 10, 2023 - 2:15 p.m.

CVE-2023-39952

2023-08-1014:15:15

CWE-284

[email protected]

web.nvd.nist.gov

nextcloud

server

data storage

cloud platform

vulnerability

cve-2023-39952

access control

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.6%

JSON

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced permissions would block access to the subfolder. Nextcloud Server versions 25.0.8, 26.0.3, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1 contain a patch for this issue. No known workarounds are available.

Affected configurations

Vulners

NVD

Node

nextcloudnextcloudRange22.0.0–22.2.10.13

nextcloudnextcloudRange23.0.0–23.0.12.8

nextcloudnextcloudRange24.0.0–24.0.12.4

nextcloudnextcloudRange25.0.0–25.0.8

nextcloudnextcloudRange26.0.0–26.0.3

nextcloudnextcloudRange27.0.0–27.0.1

VendorProductVersionCPE
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud::::::::
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud::::::::
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud::::::::
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud::::::::
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud::::::::
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud::::::::

CNA Affected

[
  {
    "vendor": "nextcloud",
    "product": "security-advisories",
    "versions": [
      {
        "version": ">= 22.0.0, < 22.2.10.13",
        "status": "affected"
      },
      {
        "version": ">= 23.0.0, < 23.0.12.8",
        "status": "affected"
      },
      {
        "version": ">= 24.0.0, < 24.0.12.4",
        "status": "affected"
      },
      {
        "version": ">= 25.0.0, < 25.0.8",
        "status": "affected"
      },
      {
        "version": ">= 26.0.0, < 26.0.3",
        "status": "affected"
      },
      {
        "version": ">= 27.0.0, < 27.0.1",
        "status": "affected"
      }
    ]
  }
]