CVE-2025-64169

MEDIUMCVSS 4.9/10EPSS 0.31%

Last modified

CVE-2025-64169 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fim_alert() implementation does not check whether oldsum->md5 is NULL or not before dereferencing it. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fim_alert() implementation does not check whether oldsum->md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a specially crafted message to the wazuh manager. This issue has been patched in version 4.12.0.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
WazuhWazuh>= 3.7.0, < 4.12.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-64169?
Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fim_alert() implementation does not check whether oldsum->md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a specially crafted message to the wazuh manager. This issue has been patched in version 4.12.0.
How severe is CVE-2025-64169?
CVE-2025-64169 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2025-64169?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2025

Are you affected by CVE-2025-64169?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST