CVE-2024-38864 — Incorrect permissions on the Checkmk Windows Agent's data directory in Checkmk <

Incorrect permissions on the Checkmk Windows Agent's data directory in Checkmk < 2.3.0p23, < 2.2.0p38 and <= 2.1.0p49 (EOL) allows a local attacker to read sensitive data.

01What is this vulnerability?

Incorrect permissions on the Checkmk Windows Agent's data directory in Checkmk < 2.3.0p23, < 2.2.0p38 and <= 2.1.0p49 (EOL) allows a local attacker to read sensitive data.

02Affected products

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-12-19T16:07:13.213Z
• Last modified: 2024-12-20T20:16:55.606Z

09References

• checkmk.com — https://checkmk.com/werk/17098