Rapid7 Vulnerability & Exploit Database

Alpine Linux: CVE-2019-10691: dovecot Mishandling invalid UTF-8 characters by JSON encoder leading to possible DoS attack

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Alpine Linux: CVE-2019-10691: dovecot Mishandling invalid UTF-8 characters by JSON encoder leading to possible DoS attack

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
04/24/2019
Created
07/03/2019
Added
07/02/2019
Modified
12/04/2019

Description

The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.

Solution(s)

  • alpine-linux-upgrade-dovecot

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