XSS in Netgate Acme

CVE-2020-21219

Cross Site Scripting (XSS) vulnerability in Netgate pf Sense 2.4.4-Release-p3 and Netgate ACME package 0.6.3 allows remote attackers to to run arbitrary code via the RootFolder field to acme_certificate_edit.php page of the ACME package.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (45.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-21219?
CVE-2020-21219 is a medium-severity vulnerability in Netgate Acme, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-12-15.
How severe is CVE-2020-21219?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-21219 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.