Nextcloud Server Access Control Bypass Vulnerability
CVE-2024-52514 Published on November 15, 2024
Nextcloud Server allows users to copy folder that contain files that are blocked by the files access control
Nextcloud Server is a self hosted personal cloud system. After a user received a share with some files inside being blocked by the files access control, the user would still be able to copy the intermediate folder inside Nextcloud allowing them to afterwards potentially access the blocked files depending on the user access control rules. It is recommended that the Nextcloud Server is upgraded to 27.1.9, 28.0.5 or 29.0.0 and Nextcloud Enterprise Server is upgraded to 21.0.9.18, 22.2.10.23, 23.0.12.18, 24.0.12.14, 25.0.13.9, 26.0.13.3, 27.1.9, 28.0.5 or 29.0.0.
Vulnerability Analysis
CVE-2024-52514 is exploitable with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2024-52514 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2024-52514
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2024-52514 are published in Nextcloud:
Affected Versions
nextcloud security-advisories:- Version >= 28.0.0, < 28.0.5 is affected.
- Version >= 27.0.0, < 27.1.9 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.