Vulnerability in Nextcloud End-To-End Encryption
CVE-2023-35173
Nextcloud End-to-end encryption app provides all the necessary APIs to implement End-to-End encryption on the client side. By providing an invalid meta data file, an attacker can make previously dropped files inaccessible. It is recommended that the Nextcloud End-to-end encryption app is upgraded to version 1.12.4 that contains the fix.
EPSS: 0.005 (39.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Nextcloud End-to-end_encryption
- Nextcloud Security-advisories — versions >= 1.12.0, < 1.12.4
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-35173?
- CVE-2023-35173 is a medium-severity vulnerability in Nextcloud End-To-End Encryption, classified under Improper Access Control. CVSS score: 5.7/10. Published 2023-06-23.
- How severe is CVE-2023-35173?
- Medium severity. CVSS v3 base score is 5.7 out of 10.