CVE-2019-11494

HIGH

Dovecot 2.3.3-2.3.5.2 - Denial of Service via Premature IMAP AUTH Disconnect

Title source: llm
STIX 2.1

Description

In the IMAP Server in Dovecot 2.3.3 through 2.3.5.2, the submission-login service crashes when the client disconnects prematurely during the AUTH command.

References (6)

Core 6
Core References
Vendor Advisory x_refsource_misc
https://www.dovecot.org/security.html
Product x_refsource_misc
https://www.dovecot.org/download.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00026.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00024.html

Scores

CVSS v3 7.5
EPSS 0.0154
EPSS Percentile 81.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (5)
dovecot/dovecot 2.3.3 - 2.3.5.2
fedoraproject/fedora 29
fedoraproject/fedora 30
opensuse/leap 15.0
opensuse/leap 15.1
Published May 08, 2019
Tracked Since Feb 18, 2026