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.

CVSS v3 4.9 MEDIUM

4.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/wazuh/wazuh/security/advisories/GHSA-hc35-h924-8596	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:wazuh:wazuh:*:*:*:*:*:*:*:*

History

19 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) Wazuh es una plataforma de código abierto y gratuita utilizada para la prevención, detección y respuesta ante amenazas. Desde la versión 3.7.0 hasta antes de la 4.12.0, la implementación de fim_alert() no verifica si oldsum -> md5 es NULL o no antes de desreferenciarlo. Un agente comprometido puede causar un fallo de analysisd al enviar un mensaje especialmente diseñado al gestor de Wazuh. Este problema ha sido parcheado en la versión 4.12.0.

Information

Published : 2025-11-21 19:16

Updated : 2026-10-19 13:10

NVD link : CVE-2025-64169

Mitre link : CVE-2025-64169

CVE.ORG link : CVE-2025-64169

JSON object : View

Products Affected

wazuh

wazuh

CWE

CWE-252

Unchecked Return Value

CWE-476

NULL Pointer Dereference

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