A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the server.
CVSS Details
- CVSS 3.1 Base Score: 5.9
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-dovecot | Aug 22, 2024 | Mar 2, 2018 | |
| Arch Linux | arch-linux-upgrade-latest | Jul 11, 2025 | Mar 2, 2018 | |
| Debian | debian-upgrade-dovecot | Mar 4, 2018 | Mar 2, 2018 | |
| Huawei Euleros 2_0_sp2 | huawei-euleros-2_0_sp2-upgrade-dovecothuawei-euleros-2_0_sp2-upgrade-dovecot-mysqlhuawei-euleros-2_0_sp2-upgrade-dovecot-pgsqlhuawei-euleros-2_0_sp2-upgrade-dovecot-pigeonhole | Dec 4, 2019 | Mar 2, 2018 | |
| Huawei Euleros 2_0_sp3 | huawei-euleros-2_0_sp3-upgrade-dovecothuawei-euleros-2_0_sp3-upgrade-dovecot-mysqlhuawei-euleros-2_0_sp3-upgrade-dovecot-pgsqlhuawei-euleros-2_0_sp3-upgrade-dovecot-pigeonhole | Dec 18, 2019 | Mar 2, 2018 | |
| Huawei Euleros 2_0_sp5 | huawei-euleros-2_0_sp5-upgrade-dovecothuawei-euleros-2_0_sp5-upgrade-dovecot-mysqlhuawei-euleros-2_0_sp5-upgrade-dovecot-pgsqlhuawei-euleros-2_0_sp5-upgrade-dovecot-pigeonhole | Nov 19, 2019 | Mar 2, 2018 | |
| Redhat_linux | — | no-fix-redhat-rpm-package | Jul 9, 2025 | Mar 2, 2018 |
| Suse | — | suse-upgrade-dovecot22suse-upgrade-dovecot22-backend-mysqlsuse-upgrade-dovecot22-backend-pgsqlsuse-upgrade-dovecot22-backend-sqlitesuse-upgrade-dovecot22-develsuse-upgrade-dovecot23suse-upgrade-dovecot23-backend-mysqlsuse-upgrade-dovecot23-backend-pgsqlsuse-upgrade-dovecot23-backend-sqlitesuse-upgrade-dovecot23-develsuse-upgrade-dovecot23-ftssuse-upgrade-dovecot23-fts-lucenesuse-upgrade-dovecot23-fts-solrsuse-upgrade-dovecot23-fts-squat | May 4, 2018 | Mar 2, 2018 |
| Ubuntu | ubuntu-upgrade-dovecot-core | Mar 6, 2018 | Mar 2, 2018 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub