CVE-2020-21487: XSS

Published Apr 4, 2023
·
Updated

Cross Site Scripting vulnerability found in Netgate pfSense 2.4.4 and ACME package v.0.6.3 allows attackers to execute arbitrary code via the RootFolder field of acmecertificates.php.

Affected Software

2 affected components
Netgate pfSense=2.4.4
Netgate Pfsense Acme Package=0.6.3

Event History

Apr 4, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2020-21487?

The severity of CVE-2020-21487 is critical with a CVSS score of 9.6.

2

What is the description of CVE-2020-21487?

CVE-2020-21487 is a Cross-Site Scripting vulnerability found in Netgate pfSense 2.4.4 and ACME package v.0.6.3, allowing attackers to execute arbitrary code via the RootFolder field of acme_certificates.php.

3

Which software versions are affected by CVE-2020-21487?

Netgate pfSense 2.4.4 and ACME package v.0.6.3 are affected by CVE-2020-21487.

4

How can an attacker exploit CVE-2020-21487?

Attackers can exploit CVE-2020-21487 by injecting malicious code through the RootFolder field of acme_certificates.php.

5

Are there any references for CVE-2020-21487?

Yes, you can find references for CVE-2020-21487 at the following links: [Link 1](https://github.com/pfsense/FreeBSD-ports/commit/a6f443cde51e7fcf17e51f16014d3589253284d8), [Link 2](https://redmine.pfsense.org/issues/9888).

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