Vigil@nce - OpenBSD: denial of service via TCP SACK Holes Chains
September 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Data ONTAP 7-Mode, OpenBSD.
Consequences: denial of service on server.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 25/07/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via TCP SACK Holes Chains of OpenBSD, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN