vulnerability

Alpine Linux: CVE-2020-7957: Improper Input Validation

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Feb 12, 2020
Added
Aug 22, 2024
Modified
Dec 22, 2025

Description

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing > character exists. This causes a denial of service in which the recipient cannot read all of their messages.

Solution

alpine-linux-upgrade-dovecot
Title
NEW

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