Vigil@nce - Dovecot: privilege escalation via Empty Username
April 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, openSUSE Leap, SLES, Ubuntu.
Severity: 2/4.
Consequences: privileged access/rights, user access/rights.
Provenance: user account.
Confidence: confirmed by the editor (5/5).
Creation date: 05/02/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via Empty Username of Dovecot,
in order to escalate his privileges.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Dovecot-privilege-escalation-via-Empty-Username-28442