Vulnerability in Nagios Log Server
CVE-2025-34323
Nagios Log Server versions prior to 2026R1.0.1 are vulnerable to local privilege escalation due to a combination of sudo misconfiguration and group-writable application directories. The 'www-data' user is a member of the 'nagios' group, wh…
EPSS: 0.003 (20.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Nagios Log Server — versions 0
- Nagios Log_server — versions 2026
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory, patch, Vendor Advisory)
- disclosure@vulncheck.com (release-notes, Release Notes, patch)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
- disclosure@vulncheck.com (technical-description, exploit)
Frequently asked questions
- What is CVE-2025-34323?
- CVE-2025-34323 is a high-severity vulnerability in Nagios Log Server, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2025-11-17.
- How severe is CVE-2025-34323?
- High severity. CVSS v3 base score is 7.8 out of 10.