evolution-data-server (eds) through 3.36.3 has a STARTTLS buffering issue that affects SMTP and POP3. When a server sends a "begin TLS" response, eds reads additional data and evaluates it in a TLS context, aka "response injection."
https://www.debian.org/security/2020/dsa-4725
https://usn.ubuntu.com/4429-1/
https://security-tracker.debian.org/tracker/DSA-4725-1
https://security-tracker.debian.org/tracker/DLA-2281-1
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMBEZWA22EAYAZQWUX4KPEBER726KSIG/
https://lists.debian.org/debian-lts-announce/2020/07/msg00012.html
https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903c2bbb16791c7907e457fbac
https://gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72ff21f929b3a6d8529c4df
https://bugzilla.suse.com/show_bug.cgi?id=1173910
https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226
Source: Mitre, NVD
Published: 2020-07-17
Updated: 2024-11-21
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 5.9
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS: 0.04044