CVE-2022-29271

Name: CVE-2022-29271
Creator: NVD / NIST
Published: 2022-06-29T01:15:07.503+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.54%

Last modified Jun 17, 2026

CVE-2022-29271 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In Nagios XI through 5.8.5, a read-only Nagios user (due to an incorrect permission check) is able to schedule downtime for any host/services. This allows an attacker to permanently disable all monitoring checks.. EPSS estimates a 1.54% chance of exploitation in the next 30 days.

Description

In Nagios XI through 5.8.5, a read-only Nagios user (due to an incorrect permission check) is able to schedule downtime for any host/services. This allows an attacker to permanently disable all monitoring checks.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

1.54%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Nagios	Nagios Xi	<= 5.8.5

References

https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXTRelease Notes, Vendor Advisory
https://github.com/4LPH4-NL/CVEsThird Party Advisory
https://github.com/sT0wn-nl/CVEs/blob/master/README.md#nagios-xiThird Party Advisory
https://www.nagios.com/downloads/nagios-xi/change-log/Release Notes, Vendor Advisory
https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXTRelease Notes, Vendor Advisory
https://github.com/4LPH4-NL/CVEsThird Party Advisory
https://github.com/sT0wn-nl/CVEs/blob/master/README.md#nagios-xiThird Party Advisory
https://www.nagios.com/downloads/nagios-xi/change-log/Release Notes, Vendor Advisory

Timeline

Published: Jun 29, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-29271?

How severe is CVE-2022-29271?

CVE-2022-29271 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.54% probability of exploitation in the next 30 days.

How do I fix CVE-2022-29271?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-29271?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST