Vigil@nce - Botan: information disclosure via CBC Padding Side Channel
September 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
– Impacted products: Fedora.
– Severity: 2/4.
– Consequences: data reading.
– Provenance: document.
– Confidence: confirmed by the editor (5/5).
– Creation date: 14/07/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via CBC Padding
Side Channel of Botan, in order to obtain sensitive information.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Botan-information-disclosure-via-CBC-Padding-Side-Channel-32803