Auth bypass in Nagios Network Analyzer
CVE-2025-28131
A Broken Access Control vulnerability in Nagios Network Analyzer 2024R1.0.3 allows low-privilege users with "Read-Only" access to perform administrative actions, including stopping system services and deleting critical resources. This flaw arises due to improper authorization enforcement, enabling unauthorized modifications that compromise system integrity and availability.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (31.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Nagios Network Analyzer — versions 2024
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.nagios.com/changelog/ (Release Notes)
- github.com/harshal79/Privilege-Escalation-in-Nagios-Network-Analyzer.git (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-28131?
- CVE-2025-28131 is a medium-severity vulnerability in Nagios Network Analyzer, classified under Improper Authorization. CVSS score: 4.6/10. Published 2025-04-01.
- How severe is CVE-2025-28131?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2025-28131 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.