Name: CVE-2019-11494: NULL Pointer Dereference
Creator: Rapid7
Published: 2019-05-08T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2019-11494, CWE-476, CVSS 7.5, EPSS 0.02433

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.

CVSS Details

CVSS 3.1 Base Score: 7.5
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade dovecot	May 29, 2019	May 8, 2019
Arch Linux	—	Upgrade to the latest version of Arch Linux	Jul 11, 2025	May 8, 2019
Debian	—	Upgrade dovecot	Jul 30, 2024	May 8, 2019
Freebsd	—	Upgrade dovecot	May 1, 2019	Apr 30, 2019
Huawei Euleros 2_0_sp8	—	Upgrade dovecot-mysqlUpgrade dovecotUpgrade dovecot-pigeonhole	Feb 26, 2020	May 8, 2019
Suse	—	Upgrade dovecot23-develUpgrade dovecot23-backend-mysqlUpgrade dovecot23-backend-sqliteUpgrade dovecot23-fts-solrUpgrade dovecot23-ftsUpgrade dovecot23-backend-pgsqlUpgrade dovecot23Upgrade dovecot23-fts-luceneUpgrade dovecot23-fts-squat	Oct 8, 2019	Mar 11, 2019
Ubuntu	—	Upgrade dovecot-submissiondUpgrade dovecot-core	May 4, 2019	Mar 11, 2019

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence