CVE-2023-28999

N

extcloud 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

21 Nov 2024, 07:56

Type Values Removed Values Added
CVSS v2 : unknown
v3 : 6.4
v2 : unknown
v3 : 6.9
References () https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_DanieleCoppola.pdf - Exploit, Technical Description, Third Party Advisory () https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_DanieleCoppola.pdf - Exploit, Technical Description, Third Party Advisory
References () https://github.com/nextcloud/desktop/pull/5560 - Patch, Vendor Advisory () https://github.com/nextcloud/desktop/pull/5560 - Patch, Vendor Advisory
References () https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8875-wxww-3rr8 - Vendor Advisory () https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8875-wxww-3rr8 - Vendor Advisory

Information

Published : 2023-04-04 13:15

Updated : 2024-11-21 07:56


NVD link : CVE-2023-28999

Mitre link : CVE-2023-28999

CVE.ORG link : CVE-2023-28999


JSON object : View

Products Affected
CWE
CWE-325

Missing Cryptographic Step

CWE-311

Missing Encryption of Sensitive Data