4.3
MEDIUM CVSS 3.1
CVE-2024-52516
Nextcloud Server Group-based Sharing Privilege Escalation Vulnerability
Description

Nextcloud Server is a self hosted personal cloud system. When a server is configured to only allow sharing with users that are in ones own groups, after a user was removed from a group, previously shared items were not unshared. It is recommended that the Nextcloud Server is upgraded to 22.2.11 or 23.0.11 or 24.0.6 and Nextcloud Enterprise Server is upgraded to 22.2.11 or 23.0.11 or 24.0.6.

INFO

Published Date :

Nov. 15, 2024, 5:15 p.m.

Last Modified :

Jan. 6, 2025, 8:51 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2024-52516 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Nextcloud nextcloud_server
2 Nextcloud notes
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 LOW [email protected]
CVSS 3.1 MEDIUM [email protected]
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-52516.

URL Resource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-35gc-jc6x-29cm Vendor Advisory
https://github.com/nextcloud/server/commit/142b6e313ffa9d3b950bcd23cb58850d3ae7cf34 Patch
https://github.com/nextcloud/server/pull/47180 Issue Tracking
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-52516 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-52516 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-52516 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-52516 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jan. 06, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* versions from (including) 26.0.0 up to (excluding) 26.0.13.9 *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* versions from (including) 27.0.0 up to (excluding) 27.1.11.9 *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* versions from (including) 28.0.0 up to (excluding) 28.0.9 *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* versions from (including) 28.0.0 up to (excluding) 28.0.9 *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* versions from (including) 29.0.0 up to (excluding) 29.0.5 *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* versions from (including) 29.0.0 up to (excluding) 29.0.5
    Changed Reference Type https://github.com/nextcloud/security-advisories/security/advisories/GHSA-35gc-jc6x-29cm No Types Assigned https://github.com/nextcloud/security-advisories/security/advisories/GHSA-35gc-jc6x-29cm Vendor Advisory
    Changed Reference Type https://github.com/nextcloud/server/commit/142b6e313ffa9d3b950bcd23cb58850d3ae7cf34 No Types Assigned https://github.com/nextcloud/server/commit/142b6e313ffa9d3b950bcd23cb58850d3ae7cf34 Patch
    Changed Reference Type https://github.com/nextcloud/server/pull/47180 No Types Assigned https://github.com/nextcloud/server/pull/47180 Issue Tracking
  • CVE Received by [email protected]

    Nov. 15, 2024

    Action Type Old Value New Value
    Added Description Nextcloud Server is a self hosted personal cloud system. When a server is configured to only allow sharing with users that are in ones own groups, after a user was removed from a group, previously shared items were not unshared. It is recommended that the Nextcloud Server is upgraded to 22.2.11 or 23.0.11 or 24.0.6 and Nextcloud Enterprise Server is upgraded to 22.2.11 or 23.0.11 or 24.0.6.
    Added Reference GitHub, Inc. https://github.com/nextcloud/security-advisories/security/advisories/GHSA-35gc-jc6x-29cm [No types assigned]
    Added Reference GitHub, Inc. https://github.com/nextcloud/server/pull/47180 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/nextcloud/server/commit/142b6e313ffa9d3b950bcd23cb58850d3ae7cf34 [No types assigned]
    Added CWE GitHub, Inc. CWE-269
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:N/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 4.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact