CVE-2025-62789

HIGH

Wazuh < 4.11.0 - Denial of Service via Unchecked Return Value in fim_alert()

Title source: llm
STIX 2.1

Description

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fim_alert() implementation does not check whether the return value of ctime_r is NULL or not before calling strdup() on it. A compromised agent can cause a crash of analysisd by sending a specially crafted message to the wazuh manager. An attacker who is able to craft and send an agent message to the wazuh manager can cause analysisd to crash and make it unavailable. This vulnerability is fixed in 4.11.0.

References (1)

Core 1
Core References
Exploit, Vendor Advisory x_refsource_confirm
https://github.com/wazuh/wazuh/security/advisories/GHSA-8rvq-mm2f-8q22

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 24.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-252 CWE-476
Status published
Products (1)
wazuh/wazuh < 4.11.0
Published Oct 29, 2025
Tracked Since Feb 18, 2026