CVE-2020-24386

Published: 04 January 2021

An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).

Priority

Medium

CVSS 3 base score: 6.8

Status

Package Release Status
dovecot
Launchpad, Ubuntu, Debian
Upstream
Released (2.3.13)
Ubuntu 21.04 (Hirsute Hippo)
Released (1:2.3.11.3+dfsg1-2ubuntu1)
Ubuntu 20.10 (Groovy Gorilla)
Released (1:2.3.11.3+dfsg1-2ubuntu0.1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (1:2.3.7.2-1ubuntu3.3)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:2.2.33.2-1ubuntu4.7)
Ubuntu 16.04 LTS (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)