Vigil@nce - Python: information disclosure via Punycode/IDNA NFKC Normalization
August 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, openSUSE Leap, Python, RHEL, SUSE Linux Enterprise Desktop, SLES.
Consequences: data reading.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 21/06/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via Punycode/IDNA NFKC Normalization of Python, in order to obtain sensitive information.
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