lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop.
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 | Aug 22, 2024 | Feb 12, 2020 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 12, 2020 |
| Freebsd | — | Upgrade dovecot | Feb 13, 2020 | Feb 13, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade dovecot-mysqlUpgrade dovecotUpgrade dovecot-pigeonhole | Aug 31, 2020 | Feb 12, 2020 |
| Suse | — | Upgrade dovecot23-fts-luceneUpgrade dovecot23-backend-mysqlUpgrade dovecot23-ftsUpgrade dovecot23-fts-solrUpgrade dovecot23-backend-pgsqlUpgrade dovecot23-backend-sqliteUpgrade dovecot23-devel | Feb 4, 2022 | Feb 12, 2020 |
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