CVE-2018-8736

Publication date 18 April 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A privilege escalation vulnerability in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an attacker to leverage an RCE vulnerability escalating to root.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
nagios3	17.10 artful	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release

How can I get the fixes?
What do statuses mean?

Notes

mdeslaur

No indication that these issues also affect open-source Nagios 3.x.

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	8.8 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

MITRE
NVD
Launchpad
Debian

Other references

https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXT
https://gist.github.com/caleBot/f0a93b5a98574393e0139104eacc2d0f
https://www.nagios.com/downloads/nagios-xi/change-log/
https://www.cve.org/CVERecord?id=CVE-2018-8736