KDE KMail 19.12.3 (aka 5.13.3) engages in unencrypted POP3 communication during times when the UI indicates that encryption is in use.
https://lists.debian.org/debian-lts-announce/2020/07/msg00030.html
https://bugs.kde.org/show_bug.cgi?id=423426
Source: Mitre, NVD
Published: 2020-07-27
Updated: 2020-07-30
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N