Vigil@nce - Tor: denial of service via Detached Signatures
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
– Impacted products: Debian, openSUSE Leap, SLES.
– Severity: 2/4.
– Consequences: denial of service on service, denial of service on
client.
– Provenance: document.
– Confidence: confirmed by the editor (5/5).
– Creation date: 17/03/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via Detached Signatures of
Tor, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Tor-denial-of-service-via-Detached-Signatures-34870