XSS in Nagios Core

CVE-2018-18245

Nagios Core 4.4.2 has XSS via the alert summary reports of plugin results, as demonstrated by a SCRIPT element delivered by a modified check_load plugin to NRPE.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.026 (84.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-18245: held from 0.026 to 0.026.

EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-18245?
CVE-2018-18245 is a medium-severity vulnerability in Nagios Core, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-12-17.
How severe is CVE-2018-18245?
Medium severity. CVSS v3 base score is 5.4 out of 10.