| Name | CVE-2019-3814 |
| Description | It was discovered that Dovecot before versions 2.2.36.1 and 2.3.4.1 incorrectly handled client certificates. A remote attacker in possession of a valid certificate with an empty username field could possibly use this issue to impersonate other users. |
| 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-1667-1, DSA-4385-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dovecot (PTS) | jessie, jessie (lts) | 1:2.2.13-12~deb8u9 | fixed |
| stretch (security) | 1:2.2.27-3+deb9u7 | fixed |
| stretch (lts), stretch | 1:2.2.27-3+deb9u8 | fixed |
| buster, buster (lts) | 1:2.3.4.1-5+deb10u8 | fixed |
| buster (security) | 1:2.3.4.1-5+deb10u7 | fixed |
| bullseye | 1:2.3.13+dfsg1-2+deb11u1 | fixed |
| bullseye (security) | 1:2.3.13+dfsg1-2+deb11u2 | fixed |
| bookworm (security), bookworm | 1:2.3.19.1+dfsg1-2.1+deb12u1 | fixed |
| sid, trixie | 1:2.3.21.1+dfsg1-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://www.openwall.com/lists/oss-security/2019/02/05/1