CVE-2023-28999

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.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:iphone_os:*:*:*
cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:android:*:*:*

History

10 Apr 2023, 18:16

Type Values Removed Values Added
First Time Nextcloud desktop
Nextcloud nextcloud
Nextcloud
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 6.4
CWE CWE-325 CWE-311
CPE cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:iphone_os:*:*:*
cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:android:*:*:*
cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
References (MISC) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8875-wxww-3rr8 - (MISC) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8875-wxww-3rr8 - Vendor Advisory
References (MISC) https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_DanieleCoppola.pdf - (MISC) https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_DanieleCoppola.pdf - Exploit, Technical Description, Third Party Advisory
References (MISC) https://github.com/nextcloud/desktop/pull/5560 - (MISC) https://github.com/nextcloud/desktop/pull/5560 - Patch, Vendor Advisory

04 Apr 2023, 13:15

Type Values Removed Values Added
New CVE

Information

Published : 2023-04-04 13:15

Updated : 2023-12-10 15:01


NVD link : CVE-2023-28999

Mitre link : CVE-2023-28999

CVE.ORG link : CVE-2023-28999


JSON object : View

Products Affected

nextcloud

  • desktop
  • nextcloud
CWE
CWE-311

Missing Encryption of Sensitive Data

CWE-325

Missing Cryptographic Step