What’s Vulnerable › Vulnerabilities

CVE-2025-44824

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-10-07 · updated 2026-10-08
• Weakness: CWE-863

Description

Nagios Log Server before 2024R1.3.2 allows authenticated users (with read-only API access) to stop the Elasticsearch service via a /nagioslogserver/index.php/api/system/stop?subsystem=elasticsearch call. The service stops even though "message": "Could not stop elasticsearch" is in the API response. This is GL:NLS#474.

Affected products

• Nagios Log Server: before 2024; 2024-r1, 2024-r1.0.1, 2024-r1.0.2, 2024-r1.1, 2024-r1.2, 2024-r1.3 (+1) — fixed in 2024

How to fix

Upgrade to a fixed version: Nagios Log Server 2024. Check the vendor advisory for mitigations.

References

• https://github.com/skraft9/nagios-log-server-dos
• https://www.nagios.com/changelog/#log-server
• https://github.com/skraft9/nagios-log-server-dos

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