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GitHub_MCVE-2023-28999

HistoryApr 04, 2023 - 1:15 p.m.

CVE-2023-28999

2023-04-0413:15:09

CWE-325

CWE-311

GitHub_M

web.nvd.nist.gov

nextcloud

cve-2023-28999

security

vulnerability

encryption

end-to-end

nextcloud desktop

nextcloud android

nextcloud ios

CVSS3

6.9

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L

AI Score

5.8

Confidence

High

EPSS

0.001

Percentile

47.8%

JSON

Nextcloud is an open-source productivity platform. In Nextcloud Desktop client 3.0.0 until 3.8.0, Nextcloud Android app 3.13.0 until 3.25.0, and Nextcloud iOS app 3.0.5 until 4.8.0, a malicious server administrator can gain full access to an end-to-end encrypted folder. They can decrypt files, recover the folder structure and add new files. This issue is fixed in Nextcloud Desktop 3.8.0, Nextcloud Android 3.25.0, and Nextcloud iOS 4.8.0. No known workarounds are available.

Affected configurations

Nvd

Vulners

Node

nextclouddesktopRange3.0.0–3.8.0

nextcloudnextcloudRange3.0.5–4.8.0iphone_os

nextcloudnextcloudRange3.13.0–3.25.0android

VendorProductVersionCPE
nextclouddesktop*cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:iphone_os:*:*:*
nextcloudnextcloud*cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:android:*:*:*

Vendor	Product	Version	CPE
nextcloud	desktop	*	cpe:2.3:a:nextcloud:desktop::::::::
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud:::::iphone_os:::*
nextcloud	nextcloud	*	cpe:2.3:a:nextcloud:nextcloud:::::android:::*

CNA Affected

[
  {
    "vendor": "nextcloud",
    "product": "security-advisories",
    "versions": [
      {
        "version": ">= 3.0.0, < 3.8.0",
        "status": "affected"
      },
      {
        "version": ">= 3.13.0, < 3.25.0",
        "status": "affected"
      },
      {
        "version": ">= 3.0.5, < 4.8.0",
        "status": "affected"
      }
    ]
  }
]