Description
A malicious server can use the FTP PASV response to trick curl 7.73.0 and earlier into connecting back to a given IP address and port, and this way potentially make curl extract information about services that are otherwise private and not disclosed, for example doing port scanning and service banner extractions.
Published: 2020-12-14
Score: 3.7 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2500-1 curl security update
Debian DLA Debian DLA DLA-3205-1 inetutils security update
Debian DSA Debian DSA DSA-4881-1 curl security update
Ubuntu USN Ubuntu USN USN-4665-1 curl vulnerabilities
Ubuntu USN Ubuntu USN USN-4665-2 curl vulnerabilities
History

Thu, 16 Apr 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00067}

epss

{'score': 0.00069}


Subscriptions

Apple Mac Os X Macos
Debian Debian Linux
Fedoraproject Fedora
Fujitsu M10-1 M10-1 Firmware M10-4 M10-4 Firmware M10-4s M10-4s Firmware M12-1 M12-1 Firmware M12-2 M12-2 Firmware M12-2s M12-2s Firmware
Haxx Curl
Netapp Clustered Data Ontap Hci Bootstrap Os Hci Compute Node Hci Management Node Hci Storage Node Solidfire
Oracle Communications Billing And Revenue Management Communications Cloud Native Core Policy Essbase Peoplesoft Enterprise Peopletools
Redhat Enterprise Linux Jboss Core Services
Siemens Sinec Infrastructure Network Services
Splunk Universal Forwarder
cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-04-16T13:59:17.253Z

Reserved: 2020-01-28T00:00:00.000Z

Link: CVE-2020-8284

cve-icon Vulnrichment

Updated: 2024-08-04T09:56:28.316Z

cve-icon NVD

Status : Modified

Published: 2020-12-14T20:15:13.903

Modified: 2026-04-16T15:16:42.530

Link: CVE-2020-8284

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-12-09T08:00:00Z

Links: CVE-2020-8284 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses