November 3, 2021 · Applied Cybernetics Group
CVE-2019-15949 — Nagios Nagios XI
Nagios XI Remote Code Execution Vulnerability
- Added to KEV
2021-11-03- Federal due date
2022-05-03- Vendor
- Nagios
- Product
- Nagios XI
- EPSS
- 99.4th percentile (score 0.869, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2019-15949
CISA short description
Nagios XI contains a remote code execution vulnerability in which a user can modify the check_plugin executable and insert malicious commands to execute as root.
Required action
Apply updates per vendor instructions.