Vigil@nce - Asterisk: denial of service via T.38 Zero Port
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Asterisk Open Source.
Severity: 2/4.
Consequences: denial of service on service.
Provenance: intranet client.
Confidence: confirmed by the editor (5/5).
Creation date: 04/03/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via T.38 Zero Port of
Asterisk, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Asterisk-denial-of-service-via-T-38-Zero-Port-34754