CVE-2025-62790: NULL Pointer Dereference

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fimfetchattributesstate implementation does not check whether timestring is NULL or not before calling strlen on it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-62789: Unchecked Return Value

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fimalert implementation does not check whether the return value of ctimer is NULL or not before calling strdup on it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-62785: Unchecked Return Value

Wazuh is a free and open source platform used for threat prevention, detection, and response. fillData implementation does not check whether value is NULL or not before calling osstrdup on it. A compromised agent can cause a crash of analysisd by sending a specially crafted message to the wazuh...

PT-2025-44321

Name of the Vulnerable Software and Affected Versions Wazuh versions prior to 4.10.2 Description Wazuh, a platform for threat prevention, detection, and response, contains a flaw where a buffer over-read can occur in the DecodeWinevt function. This happens when accessing child attrp-attributesj d...

PT-2025-44323

Name of the Vulnerable Software and Affected Versions Wazuh versions prior to 4.11.0 Description Wazuh is a platform for threat prevention, detection, and response. A flaw exists in the fim alert implementation where it does not verify if the return value of ctime r is NULL before using it with...

PT-2025-44324

Name of the Vulnerable Software and Affected Versions Wazuh versions prior to 4.11.0 Description Wazuh is a platform for threat prevention, detection, and response. A flaw exists in the fim fetch attributes state implementation where it does not verify if time string is NULL before applying strle...

PT-2025-44313

Name of the Vulnerable Software and Affected Versions Wazuh versions prior to 4.10.2 Description Wazuh, a platform for threat prevention, detection, and response, contains a flaw in the fillData implementation. This implementation does not verify if a value is NULL before utilizing os strdup on i...

CVE-2025-59938

CVE-2025-59938 affects Wazuh wazuh-analysisd in versions 3.8.0 through 4.10.x (before 4.11.0). The issue is a heap buffer overflow when parsing XML elements from Windows EventChannel messages, with a documented fix in version 4.11.0. CVSS 3.1 base score 6.5 (Medium) indicates impact limited to av...

CVE-2025-59938 Heap buffer overflow in wazuh-analysisd

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions starting from 3.8.0 to before 4.11.0, wazuh-analysisd is vulnerable to a heap buffer overflow when parsing XML elements from Windows EventChannel messages. This issue has been patched in...

CVE-2025-59938 Heap buffer overflow in wazuh-analysisd

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions starting from 3.8.0 to before 4.11.0, wazuh-analysisd is vulnerable to a heap buffer overflow when parsing XML elements from Windows EventChannel messages. This issue has been patched in...

CVE-2025-59938: Heap-based Buffer Overflow

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions starting from 3.8.0 to before 4.11.0, wazuh-analysisd is vulnerable to a heap buffer overflow when parsing XML elements from Windows EventChannel messages. This issue has been patched in...

CVE-2024-32038

Wazuh is a free and open source platform used for threat prevention, detection, and response. There is a buffer overflow hazard in wazuh-analysisd when handling Unicode characters from Windows Eventchannel messages. It impacts Wazuh Manager 3.8.0 and above. This vulnerability is fixed in Wazuh...

CVE-2023-49275 Wazuh vulnerable to NULL Pointer Dereference in wazuh-analysisd

Wazuh is a free and open source platform used for threat prevention, detection, and response. A NULL pointer dereference was detected during fuzzing of the analysis engine, allowing malicious clients to DoS the analysis engine. The bug occurs when analysisd receives a syscollector message with th...

PT-2024-13720 · Wazuh · Wazuh

Name of the Vulnerable Software and Affected Versions: Wazuh versions prior to 4.7.1 Description: A NULL pointer dereference was detected in the analysis engine of Wazuh, a free and open source platform used for threat prevention, detection, and response. This issue occurs when the analysisd...

CVE-2023-49275: NULL Pointer Dereference

Wazuh is a free and open source platform used for threat prevention, detection, and response. A NULL pointer dereference was detected during fuzzing of the analysis engine, allowing malicious clients to DoS the analysis engine. The bug occurs when analysisd receives a syscollector message with th...

CVE-2024-32038: Heap-based Buffer Overflow

Wazuh is a free and open source platform used for threat prevention, detection, and response. There is a buffer overflow hazard in wazuh-analysisd when handling Unicode characters from Windows Eventchannel messages. It impacts Wazuh Manager 3.8.0 and above. This vulnerability is fixed in Wazuh...

PT-2023-9080 · Wazuh · Wazuh Manager

Name of the Vulnerable Software and Affected Versions: Wazuh Manager versions 3.8.0 through 4.7.1 Description: The issue is related to a buffer overflow hazard in the wazuh-analysisd service when handling Unicode characters from Windows Eventchannel messages. This can be exploited by a remote...

CVE-2020-8444

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis ossec-analysisd is vulnerable to a use-after-free during processing of ossec-alert formatted msgs received from authenticated remote agents and delivered to the analysisd processing queue by ossec-remoted...

CVE-2020-8444

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis ossec-analysisd is vulnerable to a use-after-free during processing of ossec-alert formatted msgs received from authenticated remote agents and delivered to the analysisd processing queue by ossec-remoted...

CVE-2020-8443

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis ossec-analysisd is vulnerable to an off-by-one heap-based buffer overflow during the cleaning of crafted syslog msgs received from authenticated remote agents and delivered to the analysisd processing queue by...