Vigil@nce - Rack: privilege escalation via Cookie Prefix
September 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: privileged access/rights, user access/rights.
– Provenance: internet client.
– Confidence: confirmed by the editor (5/5).
– Creation date: 14/07/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via Cookie Prefix of Rack, in
order to escalate his privileges.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Rack-privilege-escalation-via-Cookie-Prefix-32796