In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.
CVSS Details
- CVSS 3.1 Base Score: 5.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade dovecot-develUpgrade dovecot | May 4, 2022 | May 18, 2020 |
| Alpine Linux | — | Upgrade dovecot | Jun 16, 2020 | May 18, 2020 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | May 18, 2020 |
| Centos_linux | — | Upgrade dovecotUpgrade dovecot-mysqlUpgrade dovecot-pgsqlUpgrade dovecot-mysql-debuginfoUpgrade dovecot-debugsourceUpgrade dovecot-debuginfoUpgrade dovecot-pigeonholeUpgrade dovecot-pigeonhole-debuginfoUpgrade dovecot-pgsql-debuginfo | Nov 5, 2020 | May 18, 2020 |
| Debian | — | Upgrade dovecot | May 22, 2020 | May 18, 2020 |
| Freebsd | — | Upgrade dovecot | Aug 13, 2020 | Aug 13, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade dovecotUpgrade dovecot-pigeonholeUpgrade dovecot-mysql | Aug 31, 2020 | May 18, 2020 |
| Oracle_linux | — | Upgrade dovecotUpgrade dovecot-pigeonholeUpgrade dovecot-mysqlUpgrade dovecot-develUpgrade dovecot-pgsql | Nov 12, 2020 | May 18, 2020 |
| Redhat_linux | — | Upgrade dovecot-pigeonhole-debuginfoUpgrade dovecotUpgrade dovecot-pigeonholeUpgrade dovecot-mysql-debuginfoUpgrade dovecot-debuginfoUpgrade dovecot-develUpgrade dovecot-pgsql-debuginfoUpgrade dovecot-mysqlUpgrade dovecot-pgsqlUpgrade dovecot-debugsource | Nov 5, 2020 | May 18, 2020 |
| Suse | — | Upgrade dovecot23-fts-solrUpgrade dovecot23-ftsUpgrade dovecot23-develUpgrade dovecot23-backend-pgsqlUpgrade dovecot23-fts-luceneUpgrade dovecot23-backend-mysqlUpgrade dovecot23-fts-squatUpgrade dovecot23-backend-sqliteUpgrade dovecot23 | May 23, 2020 | May 18, 2020 |
| Ubuntu | — | Upgrade dovecot-core | May 19, 2020 | May 18, 2020 |
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