Vigil@nce - Libgcrypt: information disclosure via ECDSA Timing Attack
September 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: GnuPG, SLES, Unix (platform) not
comprehensive.
Severity: 1/4.
Consequences: data reading.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 30/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via ECDSA
Timing Attack of Libgcrypt, in order to obtain sensitive
information.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Libgcrypt-information-disclosure-via-ECDSA-Timing-Attack-30205