What is CVE-2021-43584?

CVE-2021-43584 is a medium-severity vulnerability in Nagios Cross Platform Agent, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2024-01-24.

How severe is CVE-2021-43584?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Is CVE-2021-43584 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Nagios Cross Platform Agent

CVE-2021-43584

DOM-based Cross Site Scripting (XSS vulnerability in 'Tail Event Logs' functionality in Nagios Nagios Cross-Platform Agent (NCPA) before 2.4.0 allows attackers to run arbitrary code via the name element when filtering for a log.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.012 (65.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Nagios Nagios_cross_platform_agent
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

iamaldi/publications

References

cve@mitre.org (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2021-43584?: CVE-2021-43584 is a medium-severity vulnerability in Nagios Cross Platform Agent, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2024-01-24.
How severe is CVE-2021-43584?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2021-43584 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.