Vigil@nce - RubyGem Puma: denial of service via Keepalive Requests
December 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerabilities-watch-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: openSUSE Leap, SLES.
Severity: 2/4.
Consequences: denial of service on server, denial of service on
service.
Provenance: intranet client.
Confidence: confirmed by the editor (5/5).
Creation date: 26/10/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via Keepalive Requests of
RubyGem Puma, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/RubyGem-Puma-denial-of-service-via-Keepalive-Requests-33687