CVE-2021-4285

Nagios NCPA tail.html cross site scripting

Description

A vulnerability classified as problematic was found in Nagios NCPA. This vulnerability affects unknown code of the file agent/listener/templates/tail.html. The manipulation of the argument name leads to cross site scripting. The attack can be initiated remotely. Upgrading to version 2.4.0 is able to address this issue. The name of the patch is 5abbcd7aa26e0fc815e6b2b0ffe1c15ef3e8fab5. It is recommended to upgrade the affected component. VDB-216874 is the identifier assigned to this vulnerability.

Category

3.5
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.23%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com
Affected: Nagios NCPA
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.216874 vdb entry third party advisory technical description
https://vuldb.com/?ctiid.216874 third party advisory permissions required signature
https://github.com/NagiosEnterprises/ncpa/pull/834 issue tracking third party advisory patch
https://github.com/NagiosEnterprises/ncpa/commit/5abbcd7aa26e0fc815e6b2b0ffe1c15ef3e8fab5 third party advisory patch
https://github.com/NagiosEnterprises/ncpa/releases/tag/v2.4.0 release notes third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-4285?
CVE-2021-4285 has been scored as a low severity vulnerability.
How to fix CVE-2021-4285?
To fix CVE-2021-4285, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-4285 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-4285 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-4285?
CVE-2021-4285 affects Nagios NCPA.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.