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...
SYNTHESIS OF THE VULNERABILITY
Impacted products: GnuPG, SLES, Unix (platform) not comprehensive.
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.
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