CVE-2024-22402
Nextcloud Guests App Permission Bypass Vulnerability
Description
Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users were able to load the first page of apps they were actually not allowed to access. Depending on the selection of apps installed this may present a permissions bypass. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability.
INFO
Published Date :
Jan. 18, 2024, 9:15 p.m.
Last Modified :
Jan. 26, 2024, 2:11 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.5
Exploitability Score :
2.8
Affected Products
The following products are affected by CVE-2024-22402
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.
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-2024-22402.
| URL | Resource |
|---|---|
| https://github.com/nextcloud/guests/pull/1082 | Patch Vendor Advisory |
| https://github.com/nextcloud/security-advisories/security/advisories/GHSA-v3qw-7vgv-2fxj | Vendor Advisory |
| https://hackerone.com/reports/2251074 | Permissions Required Third Party Advisory |
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-2024-22402 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2024-22402 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.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jan. 26, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N Changed Reference Type https://github.com/nextcloud/guests/pull/1082 No Types Assigned https://github.com/nextcloud/guests/pull/1082 Patch, Vendor Advisory Changed Reference Type https://github.com/nextcloud/security-advisories/security/advisories/GHSA-v3qw-7vgv-2fxj No Types Assigned https://github.com/nextcloud/security-advisories/security/advisories/GHSA-v3qw-7vgv-2fxj Vendor Advisory Changed Reference Type https://hackerone.com/reports/2251074 No Types Assigned https://hackerone.com/reports/2251074 Permissions Required, Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:nextcloud:guests:*:*:*:*:*:*:*:* versions up to (excluding) 2.4.1 *cpe:2.3:a:nextcloud:guests:2.5.0:*:*:*:*:*:*:* *cpe:2.3:a:nextcloud:guests:3.0.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jan. 19, 2024
Action Type Old Value New Value Changed Description Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users were able to load the first page of apps they were actually not allowed to access. However subsequent API calls all failed correctly, so in most apps no additional information was leaked. Depending on the selection of apps installed this may present a permissions bypass. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability. Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users were able to load the first page of apps they were actually not allowed to access. Depending on the selection of apps installed this may present a permissions bypass. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability. -
CVE Received by [email protected]
Jan. 18, 2024
Action Type Old Value New Value Added Description Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users were able to load the first page of apps they were actually not allowed to access. However subsequent API calls all failed correctly, so in most apps no additional information was leaked. Depending on the selection of apps installed this may present a permissions bypass. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability. Added Reference GitHub, Inc. https://github.com/nextcloud/security-advisories/security/advisories/GHSA-v3qw-7vgv-2fxj [No types assigned] Added Reference GitHub, Inc. https://github.com/nextcloud/guests/pull/1082 [No types assigned] Added Reference GitHub, Inc. https://hackerone.com/reports/2251074 [No types assigned] Added CWE GitHub, Inc. CWE-281 Added CVSS V3.1 GitHub, Inc. AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-22402 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-2024-22402
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.05 }} 0.01%
score
0.18941
percentile