Vigil@nce - stunnel: Man-in-the-Middle via Unauthenticated Requests Redirect
April 2021 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: stunnel.
Severity: 2/4.
Consequences: data reading, data creation/edition.
Provenance: internet server.
Confidence: confirmed by the editor (5/5).
Creation date: 22/02/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can act as a Man-in-the-Middle via Unauthenticated
Requests Redirect on stunnel, in order to read or write data in
the session.
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