Vigil@nce - Rack: directory traversal via Rack-Directory
July 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerabilities-watch-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian.
Severity: 2/4.
Consequences: data reading.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 25/05/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can traverse directories via Rack::Directory of Rack,
in order to read a file outside the service root path.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Rack-directory-traversal-via-Rack-Directory-32328