Wazuh 4.4.0 before 4.14.7 contains a denial of service vulnerability in the fdecompress_files() function within cluster.py that allows authenticated cluster peers to exhaust memory by supplying a mal…
Medium CVSS 4.9
Summary
Wazuh 4.4.0 before 4.14.7 contains a denial of service vulnerability in the fdecompress_files() function within cluster.py that allows authenticated cluster peers to exhaust memory by supplying a malicious synchronization archive without decompressed size limits. Attackers holding a valid cluster Fernet key can upload a small, highly compressed zip bomb archive that forces wazuh-clusterd on the master node to decompress the full payload into memory, causing memory exhaustion and service disrupt…
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://github.com/wazuh/wazuh/pull/37119 Issue Tracking
- https://github.com/wazuh/wazuh/security/advisories/GHSA-mr7j-w2m4-vw5j Exploit
- https://www.vulncheck.com/advisories/wazuh-dos-via-fdecompress-files-zip-bomb Third Party Advisory
- https://github.com/wazuh/wazuh/security/advisories/GHSA-mr7j-w2m4-vw5j Exploit
Timeline
- nvd_ingest NVD