CVE-2017-15130

dovecot: TLS SNI config lookups are inefficient and can be used for DoS

Loading…

Severity

Low

Red Hat Product Security

3.7

CVSS 3.0

Review impact separately from score.

Published · February 28, 2018

Updated · November 22, 2025

Description

A denial of service flaw was found in dovecot. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 3.7
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-400 · Uncontrolled Resource Consumption