CVE Tools
Sign in

CVE-2025-64169

Wazuh NULL pointer dereference in fim_alert line 666

Published: Nov 21, 2025Updated: Dec 2, 2025 Sources: CVE List NVD BDUCWE-252
NVD MITRE
4.9CVSSMEDIUM
EPSS Score
0.3%
Top 77.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-252CWE-476

Affected Products

WazuhWazuh, Inc
On-premSecurity Product
Security Products / vuln-mgmt-scanner
wazuhwazuh
Mixed
Security Products / siem-soar
wazuh, inccommercialSESecurity Productsaka wazuh
wazuhoss-projectSecurity Productsaka wazuh-manager, wazuh agent

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://github.com/wazuh/wazuh/security/advisories/GHSA-hc35-h924-8596
github.com

Timeline

Published
Nov 21, 2025
Last Updated
Dec 2, 2025

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-64169 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows