| Name | CVE-2021-33515 |
| Description | The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp. Sensitive information can be redirected to an attacker-controlled address. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3122-1 |
| Debian Bugs | 990566 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dovecot (PTS) | buster | 1:2.3.4.1-5+deb10u6 | vulnerable |
| buster (security) | 1:2.3.4.1-5+deb10u7 | fixed |
| bullseye | 1:2.3.13+dfsg1-2+deb11u1 | fixed |
| bookworm | 1:2.3.19.1+dfsg1-2.1 | fixed |
| sid | 1:2.3.21+dfsg1-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - dovecot <not-affected> (Vulnerable code (smtp_server_command queue) introduced later)
https://dovecot.org/pipermail/dovecot-news/2021-June/000462.html
https://www.openwall.com/lists/oss-security/2021/06/28/2