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CVE-2025-2092· NVD / CVE Program· CNA Checkmk

Remote site authentication secrets written to web log

Insertion of Sensitive Information into Log File in Checkmk GmbH's Checkmk versions <2.3.0p29, <2.2.0p41 and <=2.1.0p49 (EOL) causes remote site authentication secrets to be written to log files accessible to administrators.

HighCVSS 7.1 · v4.0—No exploit Fix available
Published
Apr 22, 2025
Updated
Jun 17, 2026
EPSS
0.3% · 20th percentile
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Report tools

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Action score

28

Monitor

Low priority for now.

CVSS
28 / 40 · 7.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · Checkmk
7.1
NVD has not scored this yet; the score shown is the CNA’s.

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

VendorProduct
checkmkcheckmk

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • checkmk checkmkbefore 2.1.0
  • checkmk checkmk2.1.0
  • checkmk checkmk2.2.0
  • checkmk checkmk2.3.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Checkmk). Independent of NVD's CPE analysis and usually ahead of it.

  • Checkmk GmbH Checkmk

    • 2.3.0 and later · before 2.3.0p29affected · semver
    • 2.2.0 and later · before 2.2.0p41affected · semver
    • 2.1.0 and later · up to and including 2.1.0p49affected · semver

Same product

checkmk: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-28825Brute-force protection ineffective for some login methods
    39Monitor
  • CVE-2022-48317Insecure Termination of RestAPI Session Tokens
    39Monitor
  • CVE-2025-39666omd: Local privilege escalation when executing omd commands as root
    37Monitor
  • CVE-2024-8606Fix 2FA bypass via RestAPI
    36Monitor
  • CVE-2021-40905The web management console of CheckMK Enterprise Edition (versions 1.5.0 to 2.0.0p9) does not properly sanitise the uploading of ".mkp" file
    36Monitor
  • CVE-2021-40904The web management console of CheckMK Raw Edition (versions 1.5.0 to 1.6.0) allows a misconfiguration of the web-app Dokuwiki (installed by
    36Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Checkmk GmbH Checkmk2.2.0p41Vendor (CNA)
Checkmk GmbH Checkmk2.3.0p29Vendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2025-107562 days apartLDAP credentials logged to Apache error log
    22Monitor
  • CVE-2024-47094144 days apartLogging of sitesecret to automations log
    22Monitor
  • CVE-2024-38862190 days apartSNMP and IMPI secrets written to audit log
    20Monitor
  • CVE-2024-28830300 days apartAutomation user secrets written to audit log
    10Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
X

Weakness class (CWE)

CWE-532 · Insertion of Sensitive Information into Log File

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/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

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records