CVE-2025-3506
Checkmk Unauthenticated File Access Vulnerability
Description
Files to be deployed with agents are accessible without authentication in Checkmk 2.1.0, Checkmk 2.2.0, Checkmk 2.3.0 and <Checkmk 2.4.0b6 allows attacker to access files that could contain secrets.
INFO
Published Date :
May 8, 2025, 12:15 p.m.
Last Modified :
Aug. 25, 2025, 2:51 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Checkmk to a version newer than 2.4.0b6.
- Ensure only authorized personnel can access deployment files.
- Remove any secrets from accessible deployment files.
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-2025-3506.
| URL | Resource |
|---|---|
| https://checkmk.com/werk/17348 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-3506 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-2025-3506
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-2025-3506 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-3506 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]
Aug. 25, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Added CPE Configuration OR *cpe:2.3:a:checkmk:checkmk:2.4.0:b1:*:*:*:*:*:* *cpe:2.3:a:checkmk:checkmk:2.4.0:b2:*:*:*:*:*:* *cpe:2.3:a:checkmk:checkmk:2.4.0:b3:*:*:*:*:*:* *cpe:2.3:a:checkmk:checkmk:2.4.0:b4:*:*:*:*:*:* *cpe:2.3:a:checkmk:checkmk:2.4.0:b5:*:*:*:*:*:* *cpe:2.3:a:checkmk:checkmk:2.4.0:-:*:*:*:*:*:* *cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:* versions from (including) 2.1.0 up to (including) 2.3.0 Added Reference Type Checkmk GmbH: https://checkmk.com/werk/17348 Types: Vendor Advisory -
New CVE Received by [email protected]
May. 08, 2025
Action Type Old Value New Value Added Description Files to be deployed with agents are accessible without authentication in Checkmk 2.1.0, Checkmk 2.2.0, Checkmk 2.3.0 and <Checkmk 2.4.0b6 allows attacker to access files that could contain secrets. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-497 Added Reference https://checkmk.com/werk/17348