Vulnerability in Nagios Xi
CVE-2024-13999
Nagios XI versions prior to 2024R1.1.3, under certain circumstances, disclose the server's Active Directory (AD) or LDAP authentication token to an authenticated user. Exposure of the server’s AD/LDAP token could allow domain-wide authentication misuse, escalation of privileges, or further compromise of network-integrated systems.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.nagios.com/products/security/ (vendor-advisory, patch, Vendor Advisory)
- www.nagios.com/changelog/nagios-xi/ (release-notes, Release Notes, patch)
- www.vulncheck.com/advisories/nagios-xi-ad-ldap-token-authenticated-information-… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2024-13999?
- CVE-2024-13999 is a critical-severity vulnerability in Nagios Xi, classified under Exposure of Sensitive System Information to an Unauthorized Control Sphere. CVSS score: 9.8/10. Published 2025-10-30.
- How severe is CVE-2024-13999?
- Critical severity. CVSS v3 base score is 9.8 out of 10.