CVE-2025-34273: log server Auth Bypass — Fix

Description

Nagios Log Server versions prior to 2024R2.0.3 contain an incorrect authorization vulnerability that allows non-administrator users to delete global dashboards. The application did not correctly enforce authorization checks for the global dashboard deletion workflow, enabling lower-privileged users to remove dashboards that affect other users or the overall monitoring UI.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
nagios	log_server	< 2024
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All
nagios	log_server	All

References

Advisories & Patches

https://www.nagios.com/products/security/#log-server-2024R2

Other References

https://www.nagios.com/changelog/#log-server https://www.vulncheck.com/advisories/nagios-log-server-non-admin-dashboard-deletion

Frequently Asked Questions

What is CVE-2025-34273? +

Nagios Log Server versions prior to 2024R2.0.3 contain an incorrect authorization vulnerability that allows non-administrator users to delete global dashboards. The application did not correctly enforce authorization checks for the global dashboard deletion workflow, enabling lower-privileged users to remove dashboards that affect other users or the overall monitoring UI. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-34273? +

CVE-2025-34273 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-34273? +

CVE-2025-34273 affects products from nagios, specifically: log_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-34273? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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