Vigil@nce - jackson-databind: information disclosure via Polymorphic Typing
October 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: Debian, Fedora, SnapCenter Backup Management.
– Severity: 2/4.
– Consequences: data reading.
– Provenance: document.
– Confidence: confirmed by the editor (5/5).
– Creation date: 13/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via Polymorphic
Typing of jackson-databind, in order to obtain sensitive
information.
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