CVE-2023-28999
Published Apr 4, 2023
Last updated a year ago
Overview
- Description
- 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.
- Source
- security-advisories@github.com
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.4
- Impact score
- 5.5
- Exploitability score
- 0.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L
- Severity
- MEDIUM
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F4EEF1B4-66BE-4127-A87F-E92ACCF8897D",
"versionEndExcluding": "3.8.0",
"versionStartIncluding": "3.0.0"
},
{
"criteria": "cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:iphone_os:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CAC80EF2-7FAF-4730-938F-3F5D3C137F24",
"versionEndExcluding": "4.8.0",
"versionStartIncluding": "3.0.5"
},
{
"criteria": "cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:android:*:*:*",
"vulnerable": true,
"matchCriteriaId": "012EE253-E69E-406B-8B84-D04F13940620",
"versionEndExcluding": "3.25.0",
"versionStartIncluding": "3.13.0"
}
],
"operator": "OR"
}
]
}
]