CVE-2021-3909

Infinite open connection causes OctoRPKI to hang forever

Published Nov 11, 2021 CVSS 3.1 · 4.4 Medium EPSS 1.6% KEV · Not listed
Description
OctoRPKI does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. Specifically, the repository that OctoRPKI sends HTTP requests to will keep the connection open for a day before a response is returned, but does keep drip feeding new bytes to keep the connection alive.

Remediation

Vendor Solution

Upgrade to 1.4

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DSA Debian DSA DSA-5033-1 fort-validator security update
Debian DSA Debian DSA DSA-5041-1 cfrpki security update
EUVD EUVD EUVD-2021-2322 OctoRPKI does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. Specifically, the repository that OctoRPKI sends HTTP requests to will keep the connection open for a day before a response is returned, but does keep drip feeding new bytes to keep the connection alive.
Github GHSA Github GHSA GHSA-8cvr-4rrf-f244 Infinite open connection causes OctoRPKI to hang forever
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
cloudflare
Published
Updated
Sep 16, 2024, 11:06 PM
Reserved
Oct 26, 2021, 12:00 AM
Status
Modified
Published
Nov 11, 2021, 10:15 PM
Modified
Jun 17, 2026, 4:05 AM