Auth bypass in Nagios Xi
CVE-2022-29271
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.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.020 (80.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.020 · change: +0.001
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.nagios.com/downloads/nagios-xi/change-log/ (Release Notes, Vendor Advisory)
- assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXT (Release Notes, Vendor Advisory)
- github.com/4LPH4-NL/CVEs (Third Party Advisory)
- github.com/sT0wn-nl/CVEs/blob/master/README.md (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-29271?
- CVE-2022-29271 is a medium-severity vulnerability in Nagios Xi, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2022-06-29.
- How severe is CVE-2022-29271?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2022-29271 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.