CVE-2020-14928 Information

Description

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.\

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

https://bugzilla.suse.com/show_bug.cgi?id=1173910 https://gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72ff21f929b3a6d8529c4df https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903c2bbb16791c7907e457fbac https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226 https://lists.debian.org/debian-lts-announce/2020/07/msg00012.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QMBEZWA22EAYAZQWUX4KPEBER726KSIG/ https://security-tracker.debian.org/tracker/DLA-2281-1 https://security-tracker.debian.org/tracker/DSA-4725-1 https://usn.ubuntu.com/4429-1/ https://www.debian.org/security/2020/dsa-4725

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

5.9