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Nagios

VENDOR

· dossier confidence 20%

Nagios, a leading network monitoring platform, has faced multiple security vulnerabilities, including remote code execution and command injection, which could allow attackers to compromise systems. The company has a history of addressing these issues with timely patches.

Failure events
4
Zero-days
0
RCEs
4
On KEV
4
Critical
0
Worst shame
78
PROFILE
CategoryMonitoring SoftwareWhat they doNagios is an open-source platform for monitoring networks, servers, and cloud infrastructure. It offers both free and commercial versions, including Nagios XI, which is a commercial network monitoring solution. Websitehttps://www.nagios.com/ ↗
SECURITY POSTURE

Nagios has been known to have vulnerabilities that could lead to remote code execution and command injection. The company has historically responded to these issues by issuing patches and updates.

Notable failures
  • CVE-2021-25298
  • CVE-2021-25297
  • CVE-2021-25296
  • CVE-2019-15949
Patterns: Repeated unpatched remote code execution vulnerabilities; Command injection vulnerabilities in core components
FAILURE HISTORY · 4
DATEEVENTSEVSUMMARY
2022-01-18 CVE-2021-25297 high Nagios XI suffered an OS command injection vulnerability that allowed attackers to execute arbitrary commands on the server.
2022-01-18 CVE-2021-25296 high Nagios XI suffered an OS command injection vulnerability that allowed attackers to execute arbitrary commands on the server.
2021-11-03 CVE-2019-15949 high Nagios XI allowed attackers to modify the check_plugin executable and execute arbitrary commands as root.
2022-01-18 CVE-2021-25298 high Nagios XI suffered an OS command injection vulnerability that was actively exploited in the wild.
SENTIMENT · TRUSTED SOURCES
synthesissevere-fallout-0.60
Nagios XI's RCE flaw allowing root command execution via check_plugin modification is a critical security failure, widely recognized as severe by security authorities.
cooey ↗severe-fallout-0.80
Nagios XI's RCE vulnerability allowing root execution via check_plugin modification is a critical flaw, severely impacting system integrity and widely condemned by security authorities.
"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."
DOSSIER SOURCES
Open questions: How has Nagios addressed the identified vulnerabilities? · What is the current state of Nagios's security practices?
DOSSIER · dex-RAG synthesis · grounded in our own collection + trusted sourcesbuilt 2026-07-23 03:42:07.288058+00:00