Improper Input Validation Affecting dovecot package, versions <1:2.2.27-1


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
1.31% (86th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Input Validation vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-DEBIAN12-DOVECOT-1544569
  • published17 Feb 2017
  • disclosed17 Feb 2017

Introduced: 17 Feb 2017

CVE-2016-8652  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:12 dovecot to version 1:2.2.27-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dovecot package and not the dovecot package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.