{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2020-21487","sourceIdentifier":"cve@mitre.org","published":"2023-04-04T15:15:08.147","lastModified":"2026-06-17T03:03:43.050","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"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 acme_certificates.php."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","baseScore":9.6,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":6.0},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","baseScore":9.6,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":6.0}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-02-13T16:35:25.335734Z","id":"CVE-2020-21487","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-79"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-79"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:netgate:pfsense:2.4.4:-:*:*:*:*:*:*","matchCriteriaId":"9A0A896A-691F-442E-9CDE-0EC1393C0C1C"},{"vulnerable":true,"criteria":"cpe:2.3:a:netgate:pfsense_acme_package:0.6.3:*:*:*:*:*:*:*","matchCriteriaId":"E5DA9A43-633B-493F-BE41-2A3445C2C180"}]}]}],"references":[{"url":"https://github.com/pfsense/FreeBSD-ports/commit/a6f443cde51e7fcf17e51f16014d3589253284d8","source":"cve@mitre.org","tags":["Patch"]},{"url":"https://redmine.pfsense.org/issues/9888","source":"cve@mitre.org","tags":["Issue Tracking","Patch"]},{"url":"https://github.com/pfsense/FreeBSD-ports/commit/a6f443cde51e7fcf17e51f16014d3589253284d8","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://redmine.pfsense.org/issues/9888","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch"]}]}}