In the IMAP Server in Dovecot 2.3.3 through 2.3.5.2, the submission-login component crashes if AUTH PLAIN is attempted over a TLS secured channel with an unacceptable authentication message.
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)
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 dovecotUpgrade dovecot-pigeonholeUpgrade dovecot-mysql | Feb 26, 2020 | May 8, 2019 |
| Suse | — | Upgrade dovecot23-fts-squatUpgrade dovecot23-fts-luceneUpgrade dovecot23-backend-pgsqlUpgrade dovecot23Upgrade dovecot23-ftsUpgrade dovecot23-develUpgrade dovecot23-fts-solrUpgrade dovecot23-backend-mysqlUpgrade dovecot23-backend-sqlite | Oct 8, 2019 | Mar 11, 2019 |
| Ubuntu | — | Upgrade dovecot-coreUpgrade dovecot-submissiond | May 4, 2019 | Mar 11, 2019 |
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