USN-4110-3

    Dashboard / Vulnerabilities / USN-4110-3

    USN-4110-3

    Published: 28 Aug 2019Last Modified: 22 Apr 2026

    Summary: Dovecot regression

    Details: USN-4110-1 fixed a vulnerability in Dovecot. The update introduced a regression causing a wrong check. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code.

    References: https://ubuntu.com/security/notices/USN-4110-3, https://ubuntu.com/security/CVE-2019-11500

    Affected packages

    Package

    Name: dovecot

    Purl: pkg:deb/ubuntu/dovecot@1:2.2.22-1ubuntu2.12?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.2.22-1ubuntu2.12

    Affected versions

    1:2.2.18-2ubuntu2
    1:2.2.22-1ubuntu1
    1:2.2.22-1ubuntu2
    1:2.2.22-1ubuntu2.1
    1:2.2.22-1ubuntu2.2
    1:2.2.22-1ubuntu2.3
    1:2.2.22-1ubuntu2.4
    1:2.2.22-1ubuntu2.6
    1:2.2.22-1ubuntu2.7
    1:2.2.22-1ubuntu2.8
    1:2.2.22-1ubuntu2.9
    1:2.2.22-1ubuntu2.10
    1:2.2.22-1ubuntu2.11

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High